Monday 13 July 2020
UTC: Local:
UTC: Local:
Monday 13 July 2020
UTC:
Local:
Airport Search Results for Airport Cities Starting with O
Airport Search Results for Airport Cities Starting with O
Airport Search Results for Airport Cities Starting with O
Your airport search results are below. The map will show you the landing facilities that meet your search criteria.
Click on the map to zoom in. Below the map is a table showing a listing of results by airport Name, City, State, Country, and Type of landing Facility. For detailed information just click on any of the names.
Click on the map to zoom in. Below the map is a table showing a listing of results by airport Name, City, State, Country, and Type of landing Facility. For detailed information just click on any of the names.
| 1156 Items Found | Red text in the Airport Type indicates a Private landing facility |
| Name (Airport IDs) | City | State | Country | Type |
|---|---|---|---|---|
| Name (Airport IDs) | City | State | Country | Type |
| Trade Wind(MA44) | Oak Bluffs | Massachusetts | United States | Airport |
| Mc Donald's Plaza(77IS) | Oak Brook | Illinois | United States | Heliport |
| Pleasant Valley(5CO8) | Oak Creek | Colorado | United States | Airport |
| Phippsburg(CD80) | Oak Creek | Colorado | United States | Heliport |
| Kelly-Dumas(9M6) | Oak Grove | Louisiana | United States | Airport |
| Costello(2LA7) | Oak Grove | Louisiana | United States | Airport |
| Thomas(MU85) | Oak Grove | Missouri | United States | Airport |
| Powis(MO87) | Oak Grove | Missouri | United States | Airport |
| Devil's Reach Landing(11VG) | Oak Grove | Virginia | United States | Airport |
| Oak Hammock Air Park(CAV9) | Oak Hammock Air Park | Manitoba | Canada | Airport |
| Barnes Lonesome Polecat Ranch(3WA5) | Oak Harbor | Washington | United States | Heliport |
| Aj Eisenberg(ODW KOKH OKH) | Oak Harbor | Washington | United States | Airport |
| Whidbey Island NAS /Ault Field/(NUW KNUW NUW) | Oak Harbor | Washington | United States | Airport |
| Tully Rv Airpark(2FD6) | Oak Hill | Florida | United States | Airport |
| Oak Hill Hospital(OH72) | Oak Hill | Ohio | United States | Heliport |
| Johnny Voudouris(6TS7) | Oak Hill | Texas | United States | Heliport |
| Cape Fear Regional Jetport/Howie Franklin Field(KSUT SUT) | Oak Island | North Carolina | United States | Airport |
| Eagle Air(1TS0) | Oak Island | Texas | United States | Airport |
| Holt Airpark(13GE) | Oak Park | Georgia | United States | Airport |
| Barham(01LA) | Oak Ridge | Louisiana | United States | Airport |
| Ds Butler Farm And Airfield(N83) | Oak Ridge | North Carolina | United States | Airport |
| Methodist Medical Center Of Oak Ridge Hospital(90TN) | Oak Ridge | Tennessee | United States | Heliport |
| Oak Valley(YOKV) | Oak Valley | South Australia | Australia | Airport |
| Oakdale(O27) | Oakdale | California | United States | Airport |
| Dyer(6LA4) | Oakdale | Louisiana | United States | Airport |
| Allen Parish(KACP ACP) | Oakdale | Louisiana | United States | Airport |
| Oakdale AHP(16PN) | Oakdale | Pennsylvania | United States | Heliport |
| Oakden Hills(YOKH) | Oakden Hills | South Australia | Australia | Airport |
| Oakdene(FB58) | Oakdene | Botswana | Airport | |
| Oakdene(FBOD) | Oakdene | Southern District | Botswana | Airport |
| Oakes Municipal(2D5) | Oakes | North Dakota | United States | Airport |
| Oakesdale(75DC) | Oakesdale | Washington | United States | Airport |
| Oakey(OKY YBOK) | Oakey | Queensland | Australia | Airport |
| Oakhampton(YOAM) | Oakhampton | New South Wales | Australia | Airport |
| Blue Ridge Flightpark(34FD) | Oakhill | Florida | United States | Airport |
| Totty Field(8AR1) | Oakland | Arkansas | United States | Airport |
| Metropolitan Oakland International(OAK KOAK OAK) | Oakland | California | United States | Airport |
| Children's Hospital Oakland(7CL1) | Oakland | California | United States | Heliport |
| Briley Farm(0FA5) | Oakland | Florida | United States | Seaplane Base |
| Ridge(IA01) | Oakland | Iowa | United States | Airport |
| Greater Gortner(2MD8) | Oakland | Maryland | United States | Airport |
| Garrett County Memorial Hospital(3MD2) | Oakland | Maryland | United States | Heliport |
| Ward's(4MD2) | Oakland | Maryland | United States | Airport |
| Herrington Field(42MD) | Oakland | Maryland | United States | Airport |
| Garrett County(2G4) | Oakland | Maryland | United States | Airport |
| Lawler Heliport(0MI1) | Oakland | Michigan | United States | Heliport |
| Whitaker(60OR) | Oakland | Oregon | United States | Airport |
| Heavens Gate Ranch(2OR4) | Oakland | Oregon | United States | Airport |
| Pegasus Field(7TN4) | Oakland | Tennessee | United States | Airport |
| Six C's(52MI) | Oakland Township | Michigan | United States | Heliport |
| Oakley Municipal(1U6) | Oakley | Idaho | United States | Airport |
| Oakley Municipal(KOEL OEL) | Oakley | Kansas | United States | Airport |
| Wightman(7MI6) | Oakley | Michigan | United States | Airport |
| Oakley Microlight(AG6283) | Oakley | England | United Kingdom | Airport |
| Oakridge State(5S0) | Oakridge | Oregon | United States | Airport |
| Aubrey Mountain Airstrip(13OR) | Oakridge | Oregon | United States | Airport |
| Oaksey Park(EGTW) | Oaksey Park | England | United Kingdom | Airport |
| Ed-Air(KOTN I20) | Oaktown | Indiana | United States | Airport |
| Oakvale(YOKE) | Oakvale | Queensland | Australia | Airport |
| Kimbrel Farm(WN48) | Oakville | Washington | United States | Airport |
| Oakville (Trafalgar Memorial Hospital) Heliport(CPE8) | Oakville | Ontario | Canada | heliport |
| New Oakville Trafalgar Memorial Hospital Heliport(CTM9) | Oakville | Ontario | Canada | heliport |
| Carter Ranch(89TS) | Oakwood | Texas | United States | Airport |
| Oaky Creek(YOAY) | Oaky Creek | Queensland | Australia | Airport |
| Oamaru(OAM NZOU) | Oamaru | Otago Region | New Zealand | Airport |
| Oamites Landing Strip(AG2462) | Oamites | Khomas Region | Namibia | Airport |
| Oanob Resort(FYRH) | Oanob Resort | Namibia | Airport | |
| Oaonui(NZMQ) | Oaonui | Taranaki Region | New Zealand | heliport |
| Xoxocotlán International(OAX MMOX) | Oaxaca | Oaxaca | Mexico | Airport |
| Oban(OBN EGEO) | Oban | Scotland | United Kingdom | Airport |
| Lorn and Islands District General Hospital(AG4719) | Oban | Scotland | United Kingdom | heliport |
| Fern Gully(NZFG) | Oban | Southland Region | New Zealand | heliport |
| Hacienda La Elvira Airport(HEV) | Obando | Valle del Cauca Department | Colombia | Airport |
| Praga Airport(OBA) | Obando | Valle del Cauca Department | Colombia | Airport |
| Obano(OBD WABR) | Obano-Papua Island | Papua | Indonesia | Airport |
| Obaye(FZNQ) | Obaye | Nord-Kivu Province | Democratic Republic of the Congo | Airport |
| Obbia(CMO HCMO) | Obbia | Mudug | Somalia | Airport |
| Obenteni(SPBT) | Obenteni | Ucayali Region | Peru | Airport |
| Ober-Mörlen(EDFP) | Ober-Mörlen | Hesse | Germany | Airport |
| Oberá Airport(SATO OBE) | Oberá | Misiones Province | Argentina | Airport |
| Oberems Airfield(AG4648) | Oberems | Hesse | Germany | Airport |
| Oberlin Municipal(KOIN OIN) | Oberlin | Kansas | United States | Airport |
| Shaw Aerial Spraying(7KS8) | Oberlin | Kansas | United States | Airport |
| Pelton(3OA3) | Oberlin | Ohio | United States | Heliport |
| Obermehler-Schlotheim(EDCO) | Obermehler | Thuringia | Germany | Airport |
| Oberon(YOBE) | Oberon | New South Wales | Australia | Heliport |
| Oberpfaffenhofen(OBF EDMO) | Oberpfaffenhofen | Bavaria | Germany | Airport |
| Oberpullendorf(LOAO) | Oberpullendorf | Burgenland | Austria | heliport |
| Oberrot-Glashofen UL(AG5911) | Oberrot | Baden-Württemberg | Germany | Airport |
| Oberschleißheim Airfield(EDNX) | Oberschleißheim | Bavaria | Germany | Airport |
| Oberschleissheim(EDNX) | Oberschleissheim | Bavaria | Germany | heliport |
| Christophorus 16(LODO) | Oberwart | Burgenland | Austria | heliport |
| Schwerpunkt(LOGR) | Oberwart | Burgenland | Austria | heliport |
| Nadezhdinskoye(AG3896) | Obetovanni | Sirdaryo | Uzbekistan | Airport |
| Aeródromo de Óbidos(AG6765) | Óbidos | Lisbon District | Portugal | Airport |
| Tiriós(OBI SBTS) | Óbidos | Pará | Brazil | Airport |
| Óbidos Airport(SNTI SNTI) | Óbidos | Pará | Brazil | Airport |
| Tokachi-Obihiro(OBO RJCB) | Obihiro | Hokkaidō Prefecture | Japan | Airport |
| Obiyo(WA0N) | Obiyo | Papua | Indonesia | Airport |
| Obo(AG8017) | Obo | Haut-Mbomou | Central African Republic | Airport |
| Poste(FEFB) | Obo | Haut-Mbomou | Central African Republic | Airport |
| Obo Airport(OBX OBO) | Obo | Western (Fly River) | Papua New Guinea | Airport |
| Obock(OBC HDOB) | Obock | Obock | Djibouti | Airport |
| Obokote(FZOJ) | Obokote | Maniema Province | Democratic Republic of the Congo | Airport |
| Oborniki Słonawy Airfield(AG9720) | Oborniki | Greater Poland | Poland | Airport |
| Letneozerskiy Air Base(AG3154) | Obozerskiy | Arkhangelsk Oblast | Russia | Airport |
| Suwannee Farms(FL18) | O'Brien | Florida | United States | Airport |
| Obruchevka(AG2262) | Obruchevka | South Kazakhstan Region | Kazakhstan | Airport |
| Obura Airstrip(AYOD OBU) | Obura | Eastern Highlands | Papua New Guinea | Airport |
| Jumbolair(17FL) | Ocala | Florida | United States | Airport |
| Bernie Little(FL49) | Ocala | Florida | United States | Heliport |
| Ormc Trauma Center(3FD1) | Ocala | Florida | United States | Heliport |
| Ocala International-Jim Taylor Field(OCF KOCF OCF) | Ocala | Florida | United States | Airport |
| Mc Ginley(FL61) | Ocala | Florida | United States | Airport |
| Flying Dutchman Ranch(FD29) | Ocala | Florida | United States | Airport |
| Shady International(FA49) | Ocala | Florida | United States | Airport |
| Crosswind Farm(FL19) | Ocala | Florida | United States | Airport |
| Sheriff's Operation Center(3FL3) | Ocala | Florida | United States | Heliport |
| Sheriff's North Multi District Office(1FL6) | Ocala | Florida | United States | Heliport |
| Sheriff's South Multi District Office(FL68) | Ocala | Florida | United States | Heliport |
| Advent Health Ocala(57FD) | Ocala | Florida | United States | Heliport |
| Leeward Air Ranch(FD04) | Ocala/Belleview | Florida | United States | Airport |
| Ocamo(AG4069) | Ocamo | Amazonas | Venezuela | Airport |
| El Jardin Airport(JDN) | Ocampo | Coahuila | Mexico | Airport |
| El Capiro Airstrip(CPG) | Ocampo | Coahuila | Mexico | Airport |
| Cahuisori Airport(CHR) | Ocampo | Chihuahua | Mexico | Airport |
| El Divisadero Airport(EDV) | Ocampo | Coahuila | Mexico | Airport |
| Pista Ocampo(PTP) | Ocampo | Chihuahua | Mexico | Airport |
| Aguas Claras Airport(OCV SKOC OCV) | Ocaña | Norte de Santander Department | Colombia | Airport |
| Saint-Exupéry(SDDK) | Ocauçu | São Paulo | Brazil | Airport |
| Ocean Beach(NZOB) | Ocean Beach | Southland Region | New Zealand | heliport |
| Ocean Cay(NZOB) | Ocean Cay | Bimini | Bahamas | Airport |
| Ocean City Municipal(OCE KOXB OXB) | Ocean City | Maryland | United States | Airport |
| Ocean City Municipal(26N) | Ocean City | New Jersey | United States | Airport |
| Ocean Falls Seaplane Base(ZOF CAH2) | Ocean Falls | British Columbia | Canada | Seaplane Base |
| Ocean Grove(YOCG) | Ocean Grove | Victoria | Australia | Heliport |
| Odell Williamson Municipal(60J) | Ocean Isle Beach | North Carolina | United States | Airport |
| Martin(WN88) | Ocean Park | Washington | United States | Airport |
| Ocean Shores Municipal(W04) | Ocean Shores | Washington | United States | Airport |
| Hogan's Corner(5WA8) | Ocean Shores | Washington | United States | Airport |
| Ocean Springs(5R2) | Ocean Springs | Mississippi | United States | Airport |
| Oceano County(L52) | Oceano | California | United States | Airport |
| Camp Pendleton MCAS (Munn Field)(KNFG NFG) | Oceanside | California | United States | Airport |
| Oceanside Fire Department(CN30) | Oceanside | California | United States | Heliport |
| Bob Maxwell Memorial Airfield(OCN KOKB OKB) | Oceanside | California | United States | Airport |
| Tri-City Hospital(36CL) | Oceanside | California | United States | Heliport |
| Berlin(FL21) | Oceanway | Florida | United States | Heliport |
| Boscobel Aerodrome(OCJ MKBS) | Ocho Rios | Saint Mary | Jamaica | Airport |
| Lost Horn Ranch(FA80) | Ochopee | Florida | United States | Airport |
| Little Deer(16FA) | Ochopee | Florida | United States | Airport |
| Romor Ranch(FA74) | Ochopee | Florida | United States | Airport |
| Ochsenfurt(EDGJ) | Ochsenfurt | Bavaria | Germany | Airport |
| Elite Helicopters(GE14) | Ocilla | Georgia | United States | Heliport |
| Health Central(76FL) | Ocoee | Florida | United States | Heliport |
| Aurora Summit Medical Center(WI39) | Oconomowoc | Wisconsin | United States | Heliport |
| Oconomowoc(0WI8) | Oconomowoc | Wisconsin | United States | Airport |
| Oconto-J Douglas Bake Municipal(KOCQ OCQ) | Oconto | Wisconsin | United States | Airport |
| Sweetwater Bay(30W) | Oconto | Wisconsin | United States | Seaplane Base |
| Hshs St Clare Memorial Hospital(22WI) | Oconto Falls | Wisconsin | United States | Heliport |
| San Luis de Ocosingo Airport(OCO) | Ocosingo | Chiapas | Mexico | Airport |
| Emory Ranch(0CA6) | Ocotillo | California | United States | Airport |
| Ocotillo(L90) | Ocotillo Wells | California | United States | Airport |
| Ocotlan Airport(OCT) | Ocotlan | Jalisco | Mexico | Airport |
| Valle Bonito Airport(VBT) | Ocozocoautla | Chiapas | Mexico | Airport |
| Ocracoke Island(W95) | Ocracoke | North Carolina | United States | Airport |
| Őcsény(LHOY) | Őcsény | Tolna | Hungary | Airport |
| October(HEOC) | October | Cairo Governorate | Egypt | Airport |
| Odate Noshiro(ONJ RJSR) | Odate Noshiro | Akita Prefecture | Japan | Airport |
| Pista da Torre Vã(AG9782) | Odemira | Beja District | Portugal | Airport |
| V.N.Milfontes(AG9841) | Odemira | Évora District | Portugal | Airport |
| Odendaalsrus(FAOD) | Odendaalsrus | Free State | South Africa | Airport |
| Odense(ODE EKOD) | Odense | South Denmark | Denmark | Airport |
| Town & Country Airpark(3AL6) | Odenville | Alabama | United States | Airport |
| Lake Keystone Seaplane Base(57FL) | Odessa | Florida | United States | Seaplane Base |
| Robbins(MU20) | Odessa | Missouri | United States | Airport |
| Odessa-Schlemeyer Field(KODO ODO) | Odessa | Texas | United States | Airport |
| Bates Field(71TA) | Odessa | Texas | United States | Airport |
| Medical Center Hospital(32XA) | Odessa | Texas | United States | Heliport |
| Ormc Helistop(XS29) | Odessa | Texas | United States | Heliport |
| Odessa Municipal(43D) | Odessa | Washington | United States | Airport |
| Odessa Meml Hospital(9WA2) | Odessa | Washington | United States | Heliport |
| Odessa / Strawberry Lakes Airstrip(CSL7) | Odessa | Saskatchewan | Canada | Airport |
| Liman Airfield(AG3744) | Odessa | Odessa | Ukraine | Airport |
| Odessa International(ODS UKOO) | Odessa | Odessa | Ukraine | Airport |
| Hallasan(AG8698) | Odeung-dong | Jejudo | South Korea | heliport |
| Odienne(KEO DIOD) | Odienne | Denguélé | Côte d'Ivoire | Airport |
| RAF Odiham(ODH EGVO) | Odiham | England | United Kingdom | Airport |
| Bor(AG3086) | Odintsovo | Moscow Oblast | Russia | heliport |
| Odu Mountain Unification Observatory(AG8539) | Odu Mountain | Gyeonggido | South Korea | heliport |
| Odu Mountain Unification Observatory(AG8540) | Odu Mountain | Gyeonggido | South Korea | heliport |
| Odu Mountain Unification Observatory(AG8541) | Odu Mountain | Gyeonggido | South Korea | heliport |
| Odu Mountain Unification Observatory(AG8542) | Odu Mountain | Gyeonggido | South Korea | heliport |
| Oedheim(EDGO) | Oedheim | Baden-Württemberg | Germany | heliport |
| Oeiras(SNOE) | Oeiras | Piauí | Brazil | Airport |
| Oelde Bergeler(EDLU) | Oelde Bergeler | North Rhine-Westphalia | Germany | Airport |
| Bogner Field(SD71) | Oelrichs | South Dakota | United States | Airport |
| Bogner No Ii(1SD6) | Oelrich's | South Dakota | United States | Airport |
| Oelwein Municipal(KOLZ OLZ) | Oelwein | Iowa | United States | Airport |
| Mercy Hospital(IA57) | Oelwein | Iowa | United States | Heliport |
| Oenpelli(OPI YOEN) | Oenpelli | Northern Territory | Australia | Airport |
| Oerlinghausen(EDLO) | Oerlinghausen | North Rhine-Westphalia | Germany | Airport |
| Oestfyn Kerteminde(EK32) | Oestfyn Kerteminde | South Denmark | Denmark | Airport |
| St Elizabeth's Hospital(09IL) | O'fallon | Illinois | United States | Heliport |
| Bjc Healthcare(MU30) | O'fallon | Missouri | United States | Heliport |
| Campo di Volo Collerotondo(AQOFE) | Ofena | Abruzzi | Italy | Airport |
| Reinheim Airfield(AG4654) | Offenbach | Hesse | Germany | Airport |
| Ohlsbach UL(AG5913) | Offenburg | Baden-Württemberg | Germany | Airport |
| Offenburg(ZPA EDTO) | Offenburg | Baden-Württemberg | Germany | Airport |
| Offenbüttel UL(AG5912) | Offenbüttel | Schleswig-Holstein | Germany | Airport |
| Campo di Volo 'Blue Devil Centre'(BSOFL) | Offlaga (BS) | Lombardy | Italy | Airport |
| Oficina Victoria(AG0016) | Oficina Victoria | Tarapacá Region | Chile | Airport |
| Ofu(OFU NSAS Z08) | Ofu Village | American Samoa | United States | Airport |
| Ogallala Community Hospital(NE14) | Ogallala | Nebraska | United States | Heliport |
| Searle Field(OGA KOGA OGA) | Ogallala | Nebraska | United States | Airport |
| Shelburnes(35NE) | Ogallala | Nebraska | United States | Airport |
| Oganja(FY2P) | Oganja | Namibia | Airport | |
| Ogaryovo(AG2977) | Ogaryovo | Moscow Oblast | Russia | heliport |
| Hill AFB(HIF KHIF HIF) | Ogden | Utah | United States | Airport |
| Mc Kay-Dee Hospital Center(UT16) | Ogden | Utah | United States | Heliport |
| Ogden-Hinckley(OGD KOGD OGD) | Ogden | Utah | United States | Airport |
| Ogdensburg International(OGS KOGS OGS) | Ogdensburg | New York | United States | Airport |
| Ogeranang Airport(OGE AYOG OGN) | Ogeranang | Morobe | Papua New Guinea | Airport |
| Ogilvie River Airport(CFS4) | Ogilvie River | Yukon Territory | Canada | Airport |
| Eugene F. Correira International(OGL SYEC) | Ogle | Demerara-Mahaica | Guyana | Airport |
| Campo di Volo 'Girasole Vola'(OGGIR) | Ogliastra | Sardinia | Italy | Airport |
| Ogoki Post Airport(YOG CYKP CYKP) | Ogoki Post | Ontario | Canada | Airport |
| RNZAF Base Ohakea(NZOH) | Ohakea | Manawatu-Wanganui Region | New Zealand | Airport |
| Henry Dam(9AL4) | Ohatchee | Alabama | United States | Heliport |
| Kermizian(0NY3) | Ohio | New York | United States | Airport |
| Ohioport(PS10) | Ohiopyle | Pennsylvania | United States | Heliport |
| Ohlsenhagen Landing Site(FY2Q) | Ohlsenhagen | Omaheke Region | Namibia | Airport |
| Ohlstadt Airfield(AG4352) | Ohlstadt | Bavaria | Germany | Airport |
| Ohorongo(FY2R) | Ohorongo | Namibia | Airport | |
| Ohotone(RJA2) | Ohotone | Tokyo Prefecture | Japan | Airport |
| Ohrid St. Paul the Apostle(OHD LWOH) | Ohrid | Southwestern Statistical Region | Macedonia | Airport |
| Baumerlenbach Airfield(AG4577) | Öhringen | Baden-Württemberg | Germany | Airport |
| Ohyu-ri(AG8566) | Ohyu-ri | Gang'weondo | South Korea | heliport |
| Oiapoque(OYK SBOI) | Oiapoque | Amapá | Brazil | Airport |
| Dougall Campbell Field(CDC5) | Oie Lake | British Columbia | Canada | Airport |
| Thackers(LA11) | Oil City | Louisiana | United States | Airport |
| Hilltop(40OK) | Oilton | Oklahoma | United States | Airport |
| Van Es Ranch(13TS) | Oilton | Texas | United States | Airport |
| Oita(OIT RJFO) | Oita | Ōita Prefecture | Japan | Airport |
| Majlar(6CL5) | Ojai | California | United States | Heliport |
| Bagdallyeong(AG9016) | Ojeon-ri | Gyeongsangbugdo | South Korea | heliport |
| Rainbow(WI37) | Ojibwa | Wisconsin | United States | Airport |
| Ojika(RJDO) | Ojika | Nagasaki Prefecture | Japan | Airport |
| Pista Algodonera Del Oasis(AGO) | Ojinaga | Chihuahua | Mexico | Airport |
| Ojo de Agua(SVOJ) | Ojo de Agua | Barinas | Venezuela | Airport |
| Real del Castillo Airstrip(AG2348) | Ojos Negros | Baja California | Mexico | Airport |
| Okaba(OKQ WAKO) | Okaba-Papua Island | Papua | Indonesia | Airport |
| Okahandja Airstrip(FYON) | Okahandja | Otjozondjupa Region | Namibia | Airport |
| Okahao(FYOH) | Okahao | Omusati Region | Namibia | Airport |
| Okahennesiva Landing Site(AG2480) | Okahennesiva Landing Site | Omaheke Region | Namibia | Airport |
| Okakarara(FYOK) | Okakarara | Namibia | Airport | |
| Okakarara(AG6716) | Okakarara | Otjozondjupa Region | Namibia | Airport |
| Okamapu Landing Site(FYMP) | Okamapu | Omaheke Region | Namibia | Airport |
| Okamatipati(FY2S) | Okamatipati | Namibia | Airport | |
| Okanduka Ranch(FY2T) | Okanduka Ranch | Namibia | Airport | |
| Okangwati(FYKW) | Okangwati | Namibia | Airport | |
| Okanogan Legion(S35) | Okanogan | Washington | United States | Airport |
| Okao Airport(OKV AYOF OKO) | Okao | Western (Fly River) | Papua New Guinea | Airport |
| Okapanje(AG2468) | Okapanje | Khomas Region | Namibia | Airport |
| Okaperuperu(FYPR) | Okaperuperu | Namibia | Airport | |
| Okapuka(FYPA) | Okapuka | Namibia | Airport | |
| Okaputa(FYKP) | Okaputa | Namibia | Airport | |
| Okara Cantonment Airstrip(OPOK) | Okara | Punjab | Pakistan | Airport |
| Okarche(3OK1) | Okarche | Oklahoma | United States | Airport |
| Okatjuru(FYOF) | Okatjuru | Namibia | Airport | |
| Okatopi(FY2V) | Okatopi | Oshikoto | Namibia | Airport |
| Okaukuejo(OKF FYOO) | Okaukuejo | Kunene Region | Namibia | Airport |
| Kwara Camp(AG7845) | Okavango Delta | North-West District | Botswana | Airport |
| Shindi Lodge(FBSH) | Okavango Delta | North-West District | Botswana | Airport |
| Rann(AG5793) | Okavango Delta | North-West District | Botswana | Airport |
| Sanctuary Stanley(AG5794) | Okavango Delta | North-West District | Botswana | Airport |
| Nxabega Safari(AG5791) | Okavango Delta | North-West District | Botswana | Airport |
| Okayama(OKJ RJOB) | Okayama | Okayama Prefecture | Japan | Airport |
| Okba Ibn Nafa Air Base(HL77) | Okba Ibn Nafa | An Nuqat al Khams District | Libya | Airport |
| Okbape(WA0O) | Okbape | Papua | Indonesia | Airport |
| Okchuk-tong(AG8500) | Okchuk-tong | Incheon Gwang'yeogsi | South Korea | heliport |
| Okchuk-tong(AG6612) | Okchuk-tong, Daecheongdo | Incheon Gwang'yeogsi | South Korea | heliport |
| Okeechobee County(OBE KOBE OBE) | Okeechobee | Florida | United States | Airport |
| Brighton(60FA) | Okeechobee | Florida | United States | Heliport |
| Hca Raulerson Hospital(26FL) | Okeechobee | Florida | United States | Heliport |
| River Oak(00FL) | Okeechobee | Florida | United States | Airport |
| Lykes Brighton(8FD5) | Okeechobee | Florida | United States | Airport |
| Gary Stark(5FL6) | Okeechobee | Florida | United States | Airport |
| River Acres(FD70) | Okeechobee | Florida | United States | Airport |
| Sunniland Ranch(08FD) | Okeechobee | Florida | United States | Airport |
| Citrus Hedging Ranch(96FD) | Okeechobee | Florida | United States | Airport |
| Flying Cow Air Ranch(FD39) | Okeechobee | Florida | United States | Airport |
| Lake Montaza(83FD) | Okeechobee | Florida | United States | Airport |
| Amistad Ranch(15FA) | Okeechobee | Florida | United States | Heliport |
| Amistad North Heliport(FD40) | Okeechobee | Florida | United States | Heliport |
| Amistad Central(18FA) | Okeechobee | Florida | United States | Heliport |
| Paxton(90FL) | Okeechobee | Florida | United States | Airport |
| Sunset Strip Airpark(32FA) | Okeechobee | Florida | United States | Airport |
| Recreation Corporation(33FA) | Okeechobee | Florida | United States | Airport |
| Christman Airfield(O65) | Okeene | Oklahoma | United States | Airport |
| Lamle(8OK0) | Okeene | Oklahoma | United States | Airport |
| Okemah Municipal(F81) | Okemah | Oklahoma | United States | Airport |
| Muscogee (Creek) Nation Community Hospital(6OK5) | Okemah | Oklahoma | United States | Heliport |
| Okha(OHH UHSH) | Okha | Sakhalin Oblast | Russia | Airport |
| Okhika(WA0P) | Okhika | Papua | Indonesia | Airport |
| Okhotsk(OHO UHOO) | Okhotsk | Khabarovsk Krai | Russia | Airport |
| Oki(OKI RJNO) | Oki Island | Shimane Prefecture | Japan | Airport |
| Okierabu(OKE RJKB) | Okierabu Jima | Kagoshima Prefecture | Japan | Airport |
| Okillagte(FB59) | Okillagte | Botswana | Airport | |
| Okisai Airstrip(AYOH OKS) | Okisai | Sandaun (West Sepik) | Papua New Guinea | Airport |
| Okiwi Station(NZOX) | Okiwi Station | Auckland Region | New Zealand | Airport |
| Warren Cat(99OK) | Oklahoma City | Oklahoma | United States | Heliport |
| Presbyterian Hospital(97OK) | Oklahoma City | Oklahoma | United States | Heliport |
| Boeing Mrotc(OK57) | Oklahoma City | Oklahoma | United States | Heliport |
| Mercy Health Center(OL16) | Oklahoma City | Oklahoma | United States | Heliport |
| Kwtv(42OK) | Oklahoma City | Oklahoma | United States | Heliport |
| 5 Alive(41OK) | Oklahoma City | Oklahoma | United States | Heliport |
| Integris Southwest Medical Center(50OK) | Oklahoma City | Oklahoma | United States | Heliport |
| Oklahoma National Guard(77OK) | Oklahoma City | Oklahoma | United States | Heliport |
| Sundance(KHSD HSD) | Oklahoma City | Oklahoma | United States | Airport |
| Nu-Tech Energy Co(8OK9) | Oklahoma City | Oklahoma | United States | Heliport |
| Omh(9OK1) | Oklahoma City | Oklahoma | United States | Heliport |
| Governor's Mansion(9OK0) | Oklahoma City | Oklahoma | United States | Heliport |
| Tinker AFB(TIK KTIK TIK) | Oklahoma City | Oklahoma | United States | Airport |
| Integris Baptist Medical Center(OK19) | Oklahoma City | Oklahoma | United States | Heliport |
| Jernigan Drilling(5OK7) | Oklahoma City | Oklahoma | United States | Heliport |
| Will Rogers World(OKC KOKC OKC) | Oklahoma City | Oklahoma | United States | Airport |
| St Anthony(3OK4) | Oklahoma City | Oklahoma | United States | Heliport |
| Wiley Post(PWA KPWA PWA) | Oklahoma City | Oklahoma | United States | Airport |
| Clarence E Page Municipal(KRCE RCE) | Oklahoma City | Oklahoma | United States | Airport |
| Woods And Lakes Airpark(FA38) | Oklawaha | Florida | United States | Airport |
| Okmulgee Regional(OKM KOKM OKM) | Okmulgee | Oklahoma | United States | Airport |
| Okolona Municipal-Richard Stovall Field(5A4) | Okolona | Mississippi | United States | Airport |
| Ball(5MS8) | Okolona | Mississippi | United States | Airport |
| Okombahe(FYAH) | Okombahe | Erongo | Namibia | Airport |
| Godehoop Landing Site(AG2487) | Okombahe | Erongo Region | Namibia | Airport |
| Okomitundu(FYOD) | Okomitundu | Namibia | Airport | |
| Okondja(OKN FOGQ) | Okondja | Haut-Ogooué Province | Gabon | Airport |
| Okondjatu(FY2X) | Okondjatu | Namibia | Airport | |
| Okongo(FYKG) | Okongo | Namibia | Airport | |
| Okongo(AG6717) | Okongo | Ohangwena Region | Namibia | Airport |
| Okongwati(AG6718) | Okongwati | Kunene Region | Namibia | Airport |
| Okonjima(FYKN) | Okonjima | Namibia | Airport | |
| Okorusu Mine(FYKR) | Okorusu Mine | Namibia | Airport | |
| Okosongoro(FY2Y) | Okosongoro | Otjozondjupa Region | Namibia | Airport |
| Calgary / Okotoks (Rowland Field)(CRF4) | Okotoks | Alberta | Canada | Airport |
| Okoyo(OKG) | Okoyo | Cuvette Department | Republic of the Congo | Airport |
| Okozongomingo(FYOZ) | Okozongomingo | Namibia | Airport | |
| Okpyong ni(AG2205) | Okpyong ni | Kangwon-do | North Korea | Airport |
| Oksapmin Airport(OKP AYOJ OKN) | Oksapmin | Sandaun (West Sepik) | Papua New Guinea | Airport |
| Oksibil(OKL WAJO) | Oksibil-Papua Island | Papua | Indonesia | Airport |
| Oktyabrskiy Air Base(AG2838) | Oktyabrskiy | Volgograd Oblast | Russia | Airport |
| Oktyabrskiy Airport(UINO) | Oktyabrskiy | Irkutsk Oblast | Russia | Airport |
| Oktyabrskoe Air Base(AG3693) | Oktyabrskoe | Crimea | Ukraine | Airport |
| Okunev Nos(AG3093) | Okunev Nos | Komi Republic | Russia | Airport |
| Okushiri(OIR RJEO) | Okushiri | Hokkaidō Prefecture | Japan | Airport |
| Okushiritou Sub Base JASDF(AG8432) | Okushiritou | Hokkaidō Prefecture | Japan | heliport |
| Okwa(FBOK) | Okwa | Ghanzi District | Botswana | Airport |
| Ólafsfjörður(BIOF) | Ólafsfjörður | Northeastern Region | Iceland | Airport |
| El Arrayan(MHEA) | Olanchito | Yoro | Honduras | Airport |
| Ölanda(ESMZ) | Ölanda | Kalmar län | Sweden | Airport |
| Clifford Field(1CO4) | Olathe | Colorado | United States | Airport |
| Ash Mesa(37CO) | Olathe | Colorado | United States | Heliport |
| New Century Aircenter(JCI KIXD IXD) | Olathe | Kansas | United States | Airport |
| Cedar Air Park(51K) | Olathe | Kansas | United States | Airport |
| Clear View Farm(97KS) | Olathe | Kansas | United States | Airport |
| Johnson County Executive(OJC KOJC OJC) | Olathe | Kansas | United States | Airport |
| Olavarria Aeroclub Airport(SAA4 OLC) | Olavarria | Buenos Aires Province | Argentina | Airport |
| Olavarria Airport(SAZF OLA) | Olavarria | Buenos Aires Province | Argentina | Airport |
| Olbia Costa Smeralda Airport(OLB LIEO SS03) | Olbia | Sardinia | Italy | Airport |
| Aviosuperficie La Smeraldina(AG6425) | Olbia (OT) | Sardinia | Italy | Airport |
| Olcott-Newfane(D80) | Olcott | New York | United States | Airport |
| Old Andado(YOAD) | Old Andado | Northern Territory | Australia | Airport |
| Old Arafura(YOAF) | Old Arafura | Northern Territory | Australia | Airport |
| Old Bar Heritage(YOBR) | Old Bar | New South Wales | Australia | Airport |
| Ashford Field(7TX9) | Old Boston | Texas | United States | Airport |
| Old Bridge(3N6) | Old Bridge | New Jersey | United States | Airport |
| Old Buckenham(EGSV) | Old Buckenham | England | United Kingdom | Airport |
| Old Bundemar(YBDM) | Old Bundemar | New South Wales | Australia | Airport |
| Old Crow(YOC CYOC CYOC) | Old Crow | Yukon Territory | Canada | Airport |
| Old Forge(NK26) | Old Forge | New York | United States | Airport |
| Old Goodparla(YGPA) | Old Goodparla | Northern Territory | Australia | Airport |
| Old Harbor(OLH 6R7) | Old Harbor | Alaska | United States | Airport |
| [X] Blease Hall(AG1532) | Old Hutton | England | United Kingdom | Airport |
| Mile Creek(5CT7) | Old Lyme | Connecticut | United States | Airport |
| Blackhawk(6MO0) | Old Monroe | Missouri | United States | Airport |
| Peterson(08XS) | Old Ocean | Texas | United States | Airport |
| Beaulieu(ME93) | Old Orchard Beach | Maine | United States | Heliport |
| Nance(8LL0) | Old Ripley | Illinois | United States | Airport |
| Old Station(YOSN) | Old Station | Queensland | Australia | Airport |
| Manatee Springs(5FD0) | Old Town | Florida | United States | Airport |
| Manatee(FD80) | Old Town | Florida | United States | Seaplane Base |
| Old Town Ems(0FL3) | Old Town | Florida | United States | Heliport |
| Dewitt Field, Old Town Municipal(OLD KOLD OLD) | Old Town | Maine | United States | Airport |
| Old Warden Airfield(EGTH) | Old Warden | England | United Kingdom | Airport |
| La Rue(OH94) | Old Washington | Ohio | United States | Airport |
| Oldenburg-Hatten(EDWH) | Oldenburg | Lower Saxony | Germany | Airport |
| Oldonyo Farm(AG2000) | Oldonyo Farm | Eastern Province | Kenya | Airport |
| Olds (Netook) Airport(CFK6) | Olds | Alberta | Canada | Airport |
| Olds (Hospital) Heliport(CFU9) | Olds | Alberta | Canada | heliport |
| Olds / North 40 Ranch Airstrip(CTY4) | Olds / North 40 Ranch | Alberta | Canada | Airport |
| Olds-Didsbury Airport(CEA3) | Olds, Didsbury | Alberta | Canada | Airport |
| Shepard Strip(07ID) | Oldtown | Idaho | United States | Airport |
| Giermek Executive(8G3) | Olean | New York | United States | Airport |
| Olean General(5NK4) | Olean | New York | United States | Heliport |
| Cattaraugus County-Olean(OLE KOLE OLE) | Olean | New York | United States | Airport |
| Reiss Game Farm(75NY) | Olean | New York | United States | Airport |
| Olyokminsk(UEMO) | Olekminsk | Sakha (Yakutia) Republic | Russia | Airport |
| Oleksandriya Air Base(AG3714) | Oleksandriya | Kirovohrad | Ukraine | heliport |
| Olema(ULJO) | Olema | Arkhangelsk Oblast | Russia | Airport |
| Olenya Air Base(XLMO) | Olenegorsk | Murmansk Oblast | Russia | Airport |
| Olenyok(UERO) | Olenek | Sakha (Yakutia) Republic | Russia | Airport |
| Olerai(AG1965) | Olerai | Rift Valley Province | Kenya | Airport |
| Oleleren(AG2054) | Olereren | Rift Valley Province | Kenya | Airport |
| Oleshabani(AG1966) | Oleshabani | Rift Valley Province | Kenya | Airport |
| Oleszyce Airstrip(AG9738) | Oleszyce | Subcarpathia | Poland | Airport |
| Olga Bay(KOY KOY) | Olga Bay | Alaska | United States | Seaplane Base |
| Olga Downs(YOGD) | Olga Downs | Queensland | Australia | Airport |
| Ölgii Mongolei(ULG ZMUL) | Ölgii | Bayan-Olgiy | Mongolia | Airport |
| Olginskaya Airstrip(AG3098) | Olginskaya | Krasnodar Krai | Russia | Airport |
| Olifants River Bridge Landing Strip(FAOR) | Olifants River Bridge | Limpopo | South Africa | Airport |
| Jack Duvenhage(FAOF) | Olifantshoek | Northern Cape | South Africa | Airport |
| Olifantwater West Landing Site(FY2Z) | Olifantwater | Hardap Region | Namibia | Airport |
| Lazzuli Heliport(SIEH SDAB) | Olinda | Pernambuco | Brazil | heliport |
| Olinda (DSE) Helibase(ZZZZ) | Olinda / Mt Dandenong | Victoria | Australia | heliport |
| Oliva Airport(SAA5 OLV) | Oliva | Córdoba Province | Argentina | Airport |
| Olive Branch(OLV KOLV OLV) | Olive Branch | Mississippi | United States | Airport |
| Womstead Field(2KY5) | Olive Hill | Kentucky | United States | Airport |
| Oliveira(SNRZ) | Oliveira | Minas Gerais | Brazil | Airport |
| Aerodromo da Pedra da Broa(AG9827) | Oliveira de Frades | Viseu District | Portugal | Airport |
| Oliver Airport(CAU3) | Oliver | British Columbia | Canada | Airport |
| Oliver Springs Inc(TN08) | Oliver Springs | Tennessee | United States | Airport |
| Olivia Regional(KOVL OVL) | Olivia | Minnesota | United States | Airport |
| Renville County Regional Hospital(MN64) | Olivia | Minnesota | United States | Heliport |
| Wolf Point(TE61) | Olivia | Texas | United States | Heliport |
| Oljogi Ranch(AG2091) | Oljogi Ranch | Rift Valley Province | Kenya | Airport |
| Olkiombo(AG2095) | Olkiombo | Rift Valley Province | Kenya | Airport |
| Olkurruk Mara(AG2083) | Olkurruk Mara | Rift Valley Province | Kenya | Airport |
| Olla(L47) | Olla | Louisiana | United States | Airport |
| Olmaisor(AG1987) | Olmaisor | Rift Valley Province | Kenya | Airport |
| Olmos(SPHL) | Olmos | Lambayeque Region | Peru | Airport |
| Olmué(SCOM) | Olmue | Valparaíso Region | Chile | Airport |
| Richland Memorial Hospital(8LL4) | Olney | Illinois | United States | Heliport |
| Montgomery County Police Norwood(MD58) | Olney | Maryland | United States | Heliport |
| Medstar Montgomery Medical Center(18MD) | Olney | Maryland | United States | Heliport |
| Olney Municipal(ONY KONY ONY) | Olney | Texas | United States | Airport |
| Olney-Noble(OLY KOLY OLY) | Olney-Noble | Illinois | United States | Airport |
| Teaching Hospital -Surgical Pavilion(AG1105) | Olomou | Olomouc Region | Czech Republic | heliport |
| Tabulový Vrch(AG1104) | Olomouc | Olomouc Region | Czech Republic | heliport |
| Olomouc Glider(OLO LKOL) | Olomouc | Olomouc Region | Czech Republic | Airport |
| Subic Bay International(SFS RPLB) | Olongapo City | Zambales Province | Philippines | Airport |
| Centre Hospitalier(AG1235) | Oloron Sainte Marie | Nouvelle-Aquitaine | France | heliport |
| Olpejeta(AG1992) | Olpejeta | Rift Valley Province | Kenya | Airport |
| North West Santo(NVSZ) | Olpoi | Sanma | Vanuatu | Airport |
| Laflin Ranch(SN99) | Olsburg | Kansas | United States | Airport |
| Olsobip Airport(OLQ AYOV OLS) | Olsobip | Western (Fly River) | Papua New Guinea | Airport |
| Olsztyn Dajtki(EPOD) | Olsztyn Dajtki | Warmia-Masuria | Poland | Airport |
| Łańsk / Gryźliny(EPLN) | Olsztynek | Warmia-Masuria | Poland | Airport |
| Olten(LSPO) | Olten | Canton of Solothurn | Switzerland | Airport |
| Oltipesi(HTOL) | Oltipesi | Manyara Region | Tanzania | Airport |
| Rose Ranch(XS06) | Olton | Texas | United States | Airport |
| Olustee Municipal(F09) | Olustee | Oklahoma | United States | Airport |
| Olympia Regional(OLM KOLM OLM) | Olympia | Washington | United States | Airport |
| Providence St Peters Hospital(8WA4) | Olympia | Washington | United States | Heliport |
| Fishtrap(WN12) | Olympia | Washington | United States | Heliport |
| Capitol Medical Center(WN58) | Olympia | Washington | United States | Heliport |
| LZ Ranch(14WA) | Olympia | Washington | United States | Airport |
| Olympia(0WN4) | Olympia | Washington | United States | Heliport |
| Gower Field(6WA2) | Olympia | Washington | United States | Airport |
| Hoskins Field(44T) | Olympia | Washington | United States | Airport |
| Franciscan St James Health - Olympia Fields(IS30) | Olympia Fields | Illinois | United States | Heliport |
| Olympic Dam(OLP YOLD) | Olympic Dam | South Australia | Australia | Airport |
| Cinram Group Inc(40PA) | Olyphant | Pennsylvania | United States | Heliport |
| Offutt AFB(OFF KOFF OFF) | Omaha | Nebraska | United States | Airport |
| Bergan Mercy Hospital(55NE) | Omaha | Nebraska | United States | Heliport |
| Immanuel Medical Center(NE71) | Omaha | Nebraska | United States | Heliport |
| Nebraska Methodist Hospital(58NE) | Omaha | Nebraska | United States | Heliport |
| Univ Of Ne Medical Center(61NE) | Omaha | Nebraska | United States | Heliport |
| Bates Airpark(9NE6) | Omaha | Nebraska | United States | Airport |
| Eppley Airfield(OMA KOMA OMA) | Omaha | Nebraska | United States | Airport |
| St Joseph Hospital(10NE) | Omaha | Nebraska | United States | Heliport |
| North Omaha(3NO) | Omaha | Nebraska | United States | Airport |
| Millard(MIQ KMLE MLE) | Omaha | Nebraska | United States | Airport |
| Omaha Landing Site(AG2489) | Omaha Landing Site | Otjozondjupa Region | Namibia | Airport |
| Omak(OMK KOMK OMK) | Omak | Washington | United States | Airport |
| Mid-Valley Hospital Ems(9WA5) | Omak | Washington | United States | Heliport |
| Wings For Christ(0WN9) | Omak | Washington | United States | Airport |
| Omaka Blenheim(NZOM) | Omaka | Marlborough Region | New Zealand | Airport |
| Omawewoz(AG2402) | Omamewozonyanda | Omaheke Region | Namibia | Airport |
| Omarama Glider(NZOA) | Omarama | Canterbury Region | New Zealand | Airport |
| Omaruru Game Lodge(FYGL) | Omaruru | Erongo Region | Namibia | Airport |
| Omaruru(FYOM) | Omaruru | Erongo Region | Namibia | Airport |
| Omatako Ranch(FY30) | Omatako Ranch | Namibia | Airport | |
| Omatarassu(FYMR) | Omatarassu | Namibia | Airport | |
| Omatjete(FY31) | Omatjete | Namibia | Airport | |
| Omaura Airstrip(AYUO ORA) | Omaura | Eastern Highlands | Papua New Guinea | Airport |
| Ombalantu(FY32) | Ombalantu | Namibia | Airport | |
| Ongava Lodge Airstrip(AG9527) | Ombika | Kunene Region | Namibia | Airport |
| Ombombo(FY33) | Ombombo | Namibia | Airport | |
| Omboue Hopital(OMB FOOH) | Omboue | Ogooué-Maritime Province | Gabon | Airport |
| Ombu(FY34) | Ombu | Namibia | Airport | |
| Omdop(FB60) | Omdop | Botswana | Airport | |
| Omega(FYOE) | Omega | Okavango | Namibia | Airport |
| Omemee Airport(CME2) | Omemee | Ontario | Canada | Airport |
| Omeo(YOMO) | Omeo | Victoria | Australia | Airport |
| Omicron Station(YOMI) | Omicron Station | Queensland | Australia | Airport |
| Omidiyeh(OMI OIAJ) | Omidiyeh | Khuzestan Province | Iran | Airport |
| JASDF(RJSO) | Ominato | Aomori Prefecture | Japan | Airport |
| Hyakuri(IBR RJAH) | Omitama | Ibaraki Prefecture | Japan | Airport |
| Mui River(MUJ HAMR) | Omo National Park | Southern Nations, Nationalities and Peoples | Ethiopia | Airport |
| Omoe(EK68) | Omoe | Zealand | Denmark | Airport |
| Omolon(UHMN) | Omolon | Chukotka Autonomous Okrug | Russia | Airport |
| Omora Airport(OSE AYOM OOA) | Omora | Morobe | Papua New Guinea | Airport |
| Omsk Central(OMS UNOO) | Omsk | Omsk Oblast | Russia | Airport |
| Omsk Severny(UNOS) | Omsk Severny | Omsk Oblast | Russia | Airport |
| Omsukchan(UHMF) | Omsukchan | Magadan Oblast | Russia | Airport |
| Omtepe(MNLP) | Omtepe Island | Rivas | Nicaragua | Airport |
| Omuramba(AG2403) | Omuramba | Omaheke Region | Namibia | Airport |
| Ono-I-Lau(ONU NFOL) | Ona Liau | Eastern | Fiji | Airport |
| Charles E Grutzmacher Municipal(52K) | Onaga | Kansas | United States | Airport |
| Onaisin(AG4552) | Onaisin | Magallanes Region | Chile | Airport |
| Onaiso (Etosha West)(FY35) | Onaiso (Etosha West) | Namibia | Airport | |
| Nelsons Nitch(WN59) | Onalaska | Washington | United States | Airport |
| Burnt Ridge Airstrip(WN74) | Onalaska | Washington | United States | Airport |
| North Star Ranch(MY66) | Onamia | Minnesota | United States | Airport |
| Mille Lacs(MN94) | Onamia | Minnesota | United States | Heliport |
| Swiderski Field(MN85) | Onamia | Minnesota | United States | Airport |
| Johnson Field(VA91) | Onancock | Virginia | United States | Airport |
| Peace And Plenty Farm(VA92) | Onancock | Virginia | United States | Airport |
| Riverside Shore Memorial Hospital(3VG6) | Onancock | Virginia | United States | Heliport |
| Burgess Health Center(2IA8) | Onawa | Iowa | United States | Heliport |
| Black River Ranch(1MI3) | Onaway | Michigan | United States | Airport |
| Onchon(AG2180) | Onchon | Pyongannam-do | North Korea | Airport |
| Onchon Underground Fighter Base(AG6581) | Onchon | South Pyongan Province | North Korea | Airport |
| Ondangwa(OND FYOA) | Ondangwa | Oshikoto Region | Namibia | Airport |
| Glider site Schinveld(AG2522) | Onderbanken | Limburg | Netherlands | Airport |
| Onderompapa(FY36) | Onderompapa | Omaheke | Namibia | Airport |
| Öndörkhaan(UNR ZUMH) | Öndörkhaan | Hentiy | Mongolia | Airport |
| Ondundu Lodge(FY37) | Ondundu Lodge | Namibia | Airport | |
| Onduruqea Lodge(AG2485) | Onduruqea Lodge | Erongo Region | Namibia | Airport |
| Ondwa Airport(VA1H VA1H) | Ondwa | Rajasthan | India | Airport |
| One Arm Point(YOAP) | One Arm Pt | Western Australia | Australia | Airport |
| Onega(ULAO) | Onega | Arkhangelsk Oblast | Russia | Airport |
| State Police Troop D(0NY5) | Oneida | New York | United States | Heliport |
| Flying K(6NK8) | Oneida | New York | United States | Airport |
| Oneida Lake Strip(8NY7) | Oneida | New York | United States | Airport |
| Scott Municipal(KSCX SCX) | Oneida | Tennessee | United States | Airport |
| The O'neill Municipal-John L Baker Field(ONL KONL ONL) | O'Neill | Nebraska | United States | Airport |
| Bar Lazy B(NE89) | O'neill | Nebraska | United States | Airport |
| Robbins Field(20A) | Oneonta | Alabama | United States | Airport |
| St Vincent's Blt(4AL2) | Oneonta | Alabama | United States | Heliport |
| Albert S Nader Regional(ONH N66) | Oneonta | New York | United States | Airport |
| Ongava Lodge(FYNG) | Ongava Lodge | Namibia | Airport | |
| Ongjin(AG2204) | Ongjin | Hwanghaenam-do | North Korea | Airport |
| Ongko Asa (Advent)(WRLO) | Ongko Asa | East Kalimantan | Indonesia | Airport |
| Ongongoro(FY38) | Ongongoro | Namibia | Airport | |
| Ongwediva(FYUE) | Ongwediva | Namibia | Airport | |
| Onida Municipal(98D) | Onida | South Dakota | United States | Airport |
| Onishi(RJT3) | Onishi | Tochigi Prefecture | Japan | Airport |
| Onjoka(FY39) | Onjoka | Namibia | Airport | |
| Onjossa(AG2404) | Onjossa | Erongo Region | Namibia | Airport |
| Onley(VG20) | Onley | Virginia | United States | Airport |
| Dee Jay(8PA1) | Ono | Pennsylvania | United States | Airport |
| Gorilla(11J) | Onondaga | Michigan | United States | Heliport |
| Ononge Airport(ONB AYQQ ONG) | Ononge | Central | Papua New Guinea | Airport |
| Onotoa(OOT NGON) | Onotoa | Gilbert Islands | Kiribati | Airport |
| Hyundai Mipo Dockyard Onsan(AG8896) | Onsan | Ulsan Gwang'yeogsi | South Korea | heliport |
| Onslow(ONS YOLW) | Onslow | Western Australia | Australia | Airport |
| Ontario International(ONT KONT ONT) | Ontario | California | United States | Airport |
| Avita Ontario Helipad(96OH) | Ontario | Ohio | United States | Heliport |
| Ontario Municipal(ONO KONO ONO) | Ontario | Oregon | United States | Airport |
| Saint Alphonsus Medical Center-Ontario(5OR6) | Ontario | Oregon | United States | Heliport |
| Ontonagon County - Schuster Field(KOGM OGM) | Ontonagon | Michigan | United States | Airport |
| Ontur(LEOT) | Ontur | Castilla-La Mancha | Spain | Airport |
| Ingjaldssanður(BIID) | Onundarfjörður | Westfjords | Iceland | Airport |
| Oodnadatta(ODD YOOD) | Oodnadatta | South Australia | Australia | Airport |
| Mount Sarah(YSAR) | Oodnadatta | South Australia | Australia | Airport |
| Avian Country Estates(OK15) | Oolagah | Oklahoma | United States | Airport |
| Ooldea(YODA) | Ooldea | South Australia | Australia | Airport |
| Dog Iron Ranch(OK37) | Oologah | Oklahoma | United States | Airport |
| Oombabeer(YOBM) | Oombabeer | Queensland | Australia | Airport |
| Ooratippra(YORT) | Ooratippra | Northern Territory | Australia | Airport |
| Davies(2WI8) | Oostburg | Wisconsin | United States | Airport |
| Oostdijckbank platform(EBOO) | Oostdijckbank | West Flanders | Belgium | heliport |
| Oostende(EBNH) | Oostende | West Flanders | Belgium | heliport |
| Oostwold(EHOW ----) | Oostwold | Groningen | Netherlands | Airport |
| Ootann(YOTN) | Ootann | Queensland | Australia | Airport |
| Ootmoed(FYOT) | Ootmoed | Hardap | Namibia | Airport |
| Vig Ranch Airfield(SD72) | Opal | South Dakota | United States | Airport |
| Opapimiskan Lake Airport(CKM8) | Opapimiskan Lake | Ontario | Canada | Airport |
| Letiště Opava - Kylešovice(ULOPAK) | Opava | Czech Republic | Airport | |
| Sommerset Strip(AL89) | Opelika | Alabama | United States | Airport |
| East Alabama Medical Center(3AL2) | Opelika | Alabama | United States | Heliport |
| St Landry Parish-Ahart Field(OPL KOPL OPL) | Opelousas | Louisiana | United States | Airport |
| Oghs Main Campus(LS03) | Opelousas | Louisiana | United States | Heliport |
| Oghs South Campus(LS63) | Opelousas | Louisiana | United States | Heliport |
| La Superba Heliport(HLS) | Open Door | Buenos Aires Province | Argentina | heliport |
| Operet(FYOU) | Operet | Oshikoto Region | Namibia | Airport |
| Opheim(S00) | Opheim | Montana | United States | Airport |
| Floyd Ranch(MT09) | Opheim | Montana | United States | Airport |
| Ophir(Z17) | Ophir | Alaska | United States | Airport |
| Opinaca Aerodrome(YOI CPN8) | Opinaca | Quebec | Canada | Airport |
| Opium(YOPC) | Opium | Northern Territory | Australia | Airport |
| Kamien Slaski(EPKN) | Opole | Opole | Poland | Airport |
| Opole-Polska Nowa Wieś(QPM EPOP) | Opole | Opole | Poland | Airport |
| Opotiki(NZOP) | Opotiki | Bay of Plenty Region | New Zealand | Airport |
| Fagerhaug(ENOP) | Oppdal | Sør-Trøndelag | Norway | Airport |
| Oppenheim(EDGP) | Oppenheim | Rhineland-Palatinate | Germany | Airport |
| Halle-Oppin(ZHZ EDAQ) | Oppin | Saxony-Anhalt | Germany | Airport |
| Optand(ESNM) | Optand | Jämtlande län | Sweden | Airport |
| Opuwa(OPW FYOP) | Opuwa | Kunene Region | Namibia | Airport |
| Oradea International(OMR LROD) | Oradea | Bihor | Romania | Airport |
| Uralsk(URA UARR) | Oral (Form. Uralsk) | West Kazakhstan Region | Kazakhstan | Airport |
| Oram Airport(RAX AYYO ORAM) | Oram | Central | Papua New Guinea | Airport |
| Tafaraoui(TAF DAOL) | Oran | Oran Province | Algeria | Airport |
| Es Senia(ORN DAOO) | Oran | Oran Province | Algeria | Airport |
| Orán Airport(ORA SASO ORA) | Orán | Salta Province | Argentina | Airport |
| Orang(RGO ZKHM) | Orang | Hamgyongbuk-do | North Korea | Airport |
| Loma Ridge Communication Center(57CA) | Orange | California | United States | Heliport |
| Uci Medical Center(1CL4) | Orange | California | United States | Heliport |
| Sce Serrano Substation(CL55) | Orange | California | United States | Heliport |
| Childrens Hospital Of Orange County(4CA5) | Orange | California | United States | Heliport |
| Orange Municipal(KORE ORE) | Orange | Massachusetts | United States | Airport |
| Orange County(KORG ORG) | Orange | Texas | United States | Airport |
| Orange County(KOMH OMH) | Orange | Virginia | United States | Airport |
| Hen & Bacon(90VA) | Orange | Virginia | United States | Airport |
| Seven Gables(2VG7) | Orange | Virginia | United States | Airport |
| Orange(OAG YORG) | Orange | New South Wales | Australia | Airport |
| Orange - Careflight Base Heliport(YXCF YXCF) | Orange | New South Wales | Australia | heliport |
| Orange Hospital Helipad(YXOG YXOG) | Orange | New South Wales | Australia | heliport |
| Florida Hospital-Fish Memorial(3FL2) | Orange City | Florida | United States | Heliport |
| Orange City Municipal(KORC ORC) | Orange City | Iowa | United States | Airport |
| Augrabies(AG4178) | Orange Falls | Northern Cape | South Africa | Airport |
| Orange Grove NALF(KNOG NOG) | Orange Grove | Texas | United States | Airport |
| Floyd Ranch(TA56) | Orange Grove | Texas | United States | Airport |
| Doctors Lake(62FD) | Orange Park | Florida | United States | Seaplane Base |
| Orange Park Medical Center(20FA) | Orange Park | Florida | United States | Heliport |
| Patch O Blue(FD02) | Orange Springs | Florida | United States | Airport |
| Orange Walk(ORZ) | Orange Walk | Orange Walk District | Belize | Airport |
| Orange-Caritat (BA 115) Air Base(XOG LFMO) | Orange/Caritat | Provence-Alpes-Côte-d'Azur | France | Airport |
| Orangeburg Municipal(OGB KOGB OGB) | Orangeburg | South Carolina | United States | Airport |
| The Reg Med Ctr Of Orbg & Calhoun Co(SC64) | Orangeburg | South Carolina | United States | Heliport |
| Dry Swamp(1DS) | Orangeburg | South Carolina | United States | Airport |
| 4 Holes Field(44SC) | Orangeburg | South Carolina | United States | Airport |
| Chesson(XS33) | Orangefield | Texas | United States | Airport |
| Palisades Conference Center(7NY7) | Orangetown | New York | United States | Heliport |
| Orangeville/Headwaters Healthcare Centre Heliport(CHW2) | Orangeville | Ontario | Canada | heliport |
| Orangeville / Brundle Field(COB4) | Orangeville | Ontario | Canada | Airport |
| Orangeville / Laurel Airstrip(COL2) | Orangeville | Ontario | Canada | Airport |
| Orangeville / Castlewood Field(CPV2) | Orangeville | Ontario | Canada | Airport |
| Orania(AG7070) | Orania | Northern Cape | South Africa | Airport |
| Oranjemund(OMD FYOG) | Oranjemund | ǁKaras Region | Namibia | Airport |
| Queen Beatrix International(AUA TNCA) | Oranjestad | Aruba | Netherlands | Airport |
| Orapa(ORP FBOR) | Orapa | Central District | Botswana | Airport |
| Oraparinna(YORP) | Oraparinna | South Australia | Australia | Airport |
| Beers Farm(PN73) | Orbisona/Rockhill | Pennsylvania | United States | Airport |
| Orbost(YORS) | Orbost | Victoria | Australia | Heliport |
| Orbost(RBS YORB) | Orbost | Victoria | Australia | Airport |
| Aeródromo Orce(AG6068) | Orce | Andalucía | Spain | Airport |
| White Wing Ranch(TA97) | Orchard | Texas | United States | Airport |
| Mc Phail(7MI1) | Orchard Lake | Michigan | United States | Heliport |
| Adams(21MI) | Orchard Lake | Michigan | United States | Heliport |
| Orchid Beach Airport(YORC YORC) | Orchid Beach | Queensland | Australia | Airport |
| Orchid Creek(YOCR) | Orchid Creek | Queensland | Australia | Airport |
| Lanyu(RCLY) | Orchid Island | Taitung County | Taiwan | Airport |
| Orcopampa(SPOR) | Orcopampa | Arequipa Region | Peru | Airport |
| Evelyn Sharp Field(KODX ODX) | Ord | Nebraska | United States | Airport |
| Ord River(YORV) | Ord River | Western Australia | Australia | Airport |
| Aeródromo de Ordis(AG6022) | Ordis | Girona | Spain | Airport |
| Ordos Ejin Horo(DSN ZBDS) | Ordos | Inner Mongolia Autonomous Region | China | Airport |
| Lake Meredith(CO1) | Ordway | Colorado | United States | Seaplane Base |
| Örebro(ORB ESOE) | Örebro | Örebro län | Sweden | Airport |
| Wilco(31LL) | Oregon | Illinois | United States | Heliport |
| St Charles Hospital(OI44) | Oregon | Ohio | United States | Heliport |
| Mc Manus Hoonch-Na-Shee-Kaw(0WI9) | Oregon | Wisconsin | United States | Airport |
| Peterson Field(15WI) | Oregon | Wisconsin | United States | Airport |
| Storytown Airfield(WS33) | Oregon | Wisconsin | United States | Airport |
| Spiegel Field(WI40) | Oregon | Wisconsin | United States | Airport |
| Fairways(OG20) | Oregon City | Oregon | United States | Airport |
| Skyhill(1OR7) | Oregon City | Oregon | United States | Airport |
| Aeroacres(OG30) | Oregon City | Oregon | United States | Airport |
| Providence Willamette Falls Medical Center(1OR9) | Oregon City | Oregon | United States | Heliport |
| Nielsen(2OR0) | Oregon City | Oregon | United States | Airport |
| Parson Landing(7OR9) | Oregon City | Oregon | United States | Airport |
| Oreillys(YXOR) | Oreillys | Queensland | Australia | Heliport |
| Orekhovo airfield(AG9967) | Orekhovo | Dnipropetrovsk | Ukraine | Airport |
| Oryol Yuzhny(OEL UUOR) | Orel | Oryol Oblast | Russia | Airport |
| Orellana(SPON) | Orellana | Loreto Region | Peru | Airport |
| Timpanogos Regional Hospital(UT78) | Orem | Utah | United States | Heliport |
| Cirque Lodge Studio(UT85) | Orem | Utah | United States | Heliport |
| Chebenki Air Base(AG2774) | Orenburg | Orenburg Oblast | Russia | Airport |
| Orenburg Air Base(AG3180) | Orenburg | Orenburg Oblast | Russia | Airport |
| Orenburg Central(REN UWOO) | Orenburg | Orenburg Oblast | Russia | Airport |
| Öresten(ESGM) | Öresten | Västra Götalands län | Sweden | Airport |
| Upper Valley(46NH) | Orford | New Hampshire | United States | Heliport |
| Mumm Field(WI11) | Orfordville | Wisconsin | United States | Airport |
| Oria Airport(OTY ORIA) | Oria | Central | Papua New Guinea | Airport |
| Campo di Volo AliPuglia(BRORI) | Oria (BR) | Apulia | Italy | Airport |
| Orielton(YOIT) | Orielton | Queensland | Australia | Airport |
| Rose Field(2NK3) | Orient | New York | United States | Airport |
| Millertime(4OH4) | Orient | Ohio | United States | Airport |
| Orient Glider(FAOI) | Orient | Gauteng | South Africa | Airport |
| Orient Well(YORW) | Orient Well | Western Australia | Australia | Airport |
| Orientos(OXO) | Orientos | Queensland | Australia | Airport |
| Aviosuperficie Airone(VAORI) | Origgio | Lombardy | Italy | Airport |
| Orillia-RAMA Regional Airport(CNJ4) | Orillia | Ontario | Canada | Airport |
| Orillia/Lake St John Seaplane Base(CNV6) | Orillia | Ontario | Canada | Seaplane Base |
| Orillia (Ontario Provincial Police) Heliport(COP2) | Orillia | Ontario | Canada | heliport |
| Orillia/Matchedash Lake Seaplane Base(CPU5) | Orillia | Ontario | Canada | Seaplane Base |
| Orinduik(ORJ SYOR) | Orinduik | Potaro-Siparuni | Guyana | Airport |
| Oripää(EFOP) | Oripää | Western Finland | Finland | Airport |
| Gage Flying Farmer(3ND5) | Oriska | North Dakota | United States | Airport |
| Oristano-Fenosu Airport(QOS LIER OR01) | Oristano | Sardinia | Italy | Airport |
| Orito Airport(SKOR ORI) | Orito | Putumayo Department | Colombia | Airport |
| Oritupano(SVOK) | Oritupano | Monagas | Venezuela | Airport |
| Wai Wai Airstrip(AG7959) | Oriximiná | Pará | Brazil | Airport |
| Trombetas(TMT SBTB) | Oriximiná | Pará | Brazil | Airport |
| Oriximiná Airport(ORX SNOX SNOX) | Oriximiná | Pará | Brazil | Airport |
| Orkney(FAOY) | Orkney | North-West | South Africa | Airport |
| Haigh Field(O37) | Orland | California | United States | Airport |
| Fazenda Mosquito(SDOR) | Orlândia | São Paulo | Brazil | Airport |
| Fazenda São João(SDSJ) | Orlândia | São Paulo | Brazil | Airport |
| Sítio Santa Catarina(SIVH) | Orlândia | São Paulo | Brazil | heliport |
| Lake Conway North(91FL) | Orlando | Florida | United States | Seaplane Base |
| Advent Health Orlando(37FA) | Orlando | Florida | United States | Heliport |
| Rybolt Ranch(01FA) | Orlando | Florida | United States | Airport |
| Orange County Convention Center(FA91) | Orlando | Florida | United States | Heliport |
| Summer Lakes(FD43) | Orlando | Florida | United States | Seaplane Base |
| Air Orlando(2FD7) | Orlando | Florida | United States | Heliport |
| Orlando Regional Medical Center(FD28) | Orlando | Florida | United States | Heliport |
| Advent Health East Orlando(FD36) | Orlando | Florida | United States | Heliport |
| Dr P Phillips Hospital(FD99) | Orlando | Florida | United States | Heliport |
| Premium(7FA5) | Orlando | Florida | United States | Heliport |
| Arnold Palmer Hospital(3FD5) | Orlando | Florida | United States | Heliport |
| Lake Hiawassee(89FL) | Orlando | Florida | United States | Seaplane Base |
| Wkmg-Tv(0FL7) | Orlando | Florida | United States | Heliport |
| Timberlachen(12FL) | Orlando | Florida | United States | Seaplane Base |
| Heli-Partners I-Drive(FL76) | Orlando | Florida | United States | Heliport |
| Orlando International(MCO KMCO MCO) | Orlando | Florida | United States | Airport |
| Lockheed Martin(82FD) | Orlando | Florida | United States | Heliport |
| Orlando Sanford International(SFB KSFB SFB) | Orlando | Florida | United States | Airport |
| Lm-Ets(54FD) | Orlando | Florida | United States | Airport |
| Kissimmee Gateway(ISM KISM ISM) | Orlando | Florida | United States | Airport |
| Executive(ORL KORL ORL) | Orlando | Florida | United States | Airport |
| Ritz Carlton Grande Lakes(25FD) | Orlando | Florida | United States | Seaplane Base |
| Geico Helistop(FL05) | Orlando | Florida | United States | Heliport |
| Lake Willis(92FL) | Orlando | Florida | United States | Heliport |
| Moon Landing(FD21) | Orlando | Florida | United States | Seaplane Base |
| Orlando Crossings(2FL5) | Orlando | Florida | United States | Heliport |
| Orlando Va Medical Center(FA75) | Orlando | Florida | United States | Heliport |
| Orlando(FL5) | Orlando | Florida | United States | Seaplane Base |
| Sand Lake(98FL) | Orlando/Buena Vista | Florida | United States | Seaplane Base |
| Orleans(7I4) | Orleans | Indiana | United States | Airport |
| La Source(AG1280) | Orleans | Centre-Val de Loire | France | heliport |
| Persan Beaumont(LFPA) | Orleans | Île-de-France | France | Airport |
| Orleans Farm(YORL) | Orleans Farm | Western Australia | Australia | Airport |
| Orléans-Bricy (BA 123) Air Base(ORE LFOJ) | Orléans/Bricy | Centre-Val de Loire | France | Airport |
| Orléans-Saint-Denis-de-l'Hôtel(LFOZ) | Orléans/Saint-Denis-de-l'Hôtel | Centre-Val de Loire | France | Airport |
| Orliak Airfield(AG5665) | Orliak | Dobric Province | Bulgaria | Airport |
| Orly (Olooitikosh) Airport(ORLY) | Orly (Olooitikosh) | Rift Valley Province | Kenya | Airport |
| Ormara(OPOR) | Ormara | Balochistan | Pakistan | Airport |
| Ormoc(OMC RPVO) | Ormoc | Leyte Province | Philippines | Airport |
| Cross Creek Farms(04FL) | Ormond | Florida | United States | Airport |
| Ormond Beach Municipal(KOMN OMN) | Ormond Beach | Florida | United States | Airport |
| The 2A Ranch(0FD0) | Ormond Beach | Florida | United States | Airport |
| Lotnisko Orneta(AG9750) | Orneta | Warmia-Masuria | Poland | Airport |
| Örnsköldsvik(OER ESNO) | Örnsköldsvik | Västernorrlands län | Sweden | Airport |
| Orocovis Health Center(PR19) | Orocovis | Puerto Rico | United States | Heliport |
| Altamira Airport(ALT) | Orocue | Casanare Department | Colombia | Airport |
| Buena Vista Airport(OCU) | Orocue | Casanare Department | Colombia | Airport |
| El Boral Airport(ORR) | Orocue | Casanare Department | Colombia | Airport |
| El Caimán Airport(ORE) | Orocue | Casanare Department | Colombia | Airport |
| El Medano Airport(ORU) | Orocue | Casanare Department | Colombia | Airport |
| El Rodeo Airport(ORM) | Orocue | Casanare Department | Colombia | Airport |
| El Viejo Carmen Airport(OCE) | Orocue | Casanare Department | Colombia | Airport |
| Guanapalo Airport(ORO) | Orocue | Casanare Department | Colombia | Airport |
| Guarilaque Airport(ORA) | Orocue | Casanare Department | Colombia | Airport |
| La Candelaria Airport(ORX) | Orocue | Casanare Department | Colombia | Airport |
| La Culebra Airport(ORJ) | Orocue | Casanare Department | Colombia | Airport |
| La Pista Airport(LAL) | Orocue | Casanare Department | Colombia | Airport |
| Lasguabin Airport(LAS) | Orocue | Casanare Department | Colombia | Airport |
| Mararey Airport(MAR) | Orocue | Casanare Department | Colombia | Airport |
| San Pablo Airport(OOR) | Orocue | Casanare Department | Colombia | Airport |
| Santa Ana Airport(SAA) | Orocue | Casanare Department | Colombia | Airport |
| Sardinas Airport(ORS) | Orocue | Casanare Department | Colombia | Airport |
| Orocue Airport(ORC SKOE ORC) | Orocue | Casanare Department | Colombia | Airport |
| Orodara(DFOR) | Orodara | Kenedougou | Burkina Faso | Airport |
| Oroe(EK69) | Oroe | Zealand | Denmark | Airport |
| Orofino Municipal(S68) | Orofino | Idaho | United States | Airport |
| Big Island(ID29) | Orofino | Idaho | United States | Airport |
| Clearwater Valley Hospital(ID66) | Orofino | Idaho | United States | Heliport |
| Orogrande(75C) | Orogrande | Idaho | United States | Airport |
| CFB Gagetown(YCX CYCX CYCX) | Oromocto (CFB Gagetown) | New Brunswick | Canada | heliport |
| Rocky Pond Airstrip(13WA) | Orondo | Washington | United States | Airport |
| Point(11MN) | Orono | Minnesota | United States | Seaplane Base |
| Nietz Airstrip(MN32) | Oronoco | Minnesota | United States | Airport |
| Oropoi(AG1958) | Oropoi | Rift Valley Province | Kenya | Airport |
| Oropoko(FYOR) | Oropoko | Namibia | Airport | |
| San Jose(MHSJ) | Oropoli | El Paraíso | Honduras | Airport |
| Campo di Volo Linnarta(NUORS) | Orosei (NU) | Sardinia | Italy | Airport |
| Santa Marta(MRSM) | Orotina | Alajuela | Costa Rica | Airport |
| Oroville Municipal(OVE KOVE OVE) | Oroville | California | United States | Airport |
| Lake Oroville Landing Area(O06) | Oroville | California | United States | Seaplane Base |
| Oroville Hospital(CN52) | Oroville | California | United States | Heliport |
| Dorothy Scott(0S7) | Oroville | Washington | United States | Airport |
| Orpheus Island(YOPH) | Orpheus Island | Queensland | Australia | Seaplane Base |
| Orr Regional(KORB ORB) | Orr | Minnesota | United States | Airport |
| Parque De Bomberos De Orriols(LEOR) | Orriols | Catalonia | Spain | heliport |
| Orroroo(YORR) | Orroroo | South Australia | Australia | Airport |
| Markley Farm(OH24) | Orrville | Ohio | United States | Airport |
| Aultman Orrville Hospital(8OH1) | Orrville | Ohio | United States | Heliport |
| Orsa(ESNR) | Orsa | Dalarnas län | Sweden | Airport |
| Balbasovo Air Base(AG0356) | Orsha | Vitsebsk Voblast | Belarus | Airport |
| Gudron Airfield(AG2899) | Orsk | Orenburg Oblast | Russia | Airport |
| Orsk(OSW UWOR) | Orsk | Orenburg Oblast | Russia | Airport |
| Orson Field(7PA4) | Orson | Pennsylvania | United States | Airport |
| Orton / Smith Field(CPS7) | Orton | Ontario | Canada | Airport |
| Ed Schulte's Place(MI45) | Ortonville | Michigan | United States | Airport |
| Willie Run(3MI7) | Ortonville | Michigan | United States | Airport |
| Ortonville Municipal-Martinson Field(KVVV VVV) | Ortonville | Minnesota | United States | Airport |
| Ortonville Hospital(50MN) | Ortonville | Minnesota | United States | Heliport |
| Orungal(YORU) | Orungal | Queensland | Australia | Airport |
| Orupembe(FY3A) | Orupembe | Namibia | Airport | |
| Juan Mendoza(ORU SLOR) | Oruro | Oruro Department | Bolivia | Airport |
| Totora(SLTO) | Oruro | Oruro Department | Bolivia | Airport |
| Curahuara de Carangas(SLUK) | Oruro | Oruro Department | Bolivia | Airport |
| Orūzgān(AF10) | Oruzgan | Orūzgān Province | Afghanistan | Airport |
| Opa(7PA0) | Orwigsburg | Pennsylvania | United States | Heliport |
| Rostki(AG2687) | Orzysz | Warmia-Masuria | Poland | Airport |
| Osage Municipal(D02) | Osage | Iowa | United States | Airport |
| Tan Tar A Resort(19T) | Osage Beach | Missouri | United States | Seaplane Base |
| Lake Regional Health System(MU91) | Osage Beach | Missouri | United States | Heliport |
| Grand Glaize-Osage Beach(OSB K15) | Osage Beach | Missouri | United States | Airport |
| Osage City Municipal(53K) | Osage City | Kansas | United States | Airport |
| J V Ranch(0KS0) | Osage City | Kansas | United States | Airport |
| Kansai International(KIX RJBB) | Osaka | Ōsaka Prefecture | Japan | Airport |
| Osaka International(ITM RJOO) | Osaka | Ōsaka Prefecture | Japan | Airport |
| Yao(RJOY) | Osaka | Ōsaka Prefecture | Japan | Airport |
| Osan Air Base(OSN RKSO) | Osan | Gyeonggido | South Korea | Airport |
| Bradesco Cidade de Deus(SDGZ) | Osasco | São Paulo | Brazil | heliport |
| Bradesco(SDHB) | Osasco | São Paulo | Brazil | heliport |
| Málaga(SDHG) | Osasco | São Paulo | Brazil | heliport |
| SBT(SDLF) | Osasco | São Paulo | Brazil | heliport |
| Hospital Montreal Heliport(SDOM SDOM) | Osasco | São Paulo | Brazil | heliport |
| Osbaston Lodge Farm Airstrip(AG6286) | Osbaston | England | United Kingdom | Airport |
| Saunders Field(MU31) | Osborn | Missouri | United States | Airport |
| B-B Airfield(17MU) | Osborn | Missouri | United States | Airport |
| Shatto Farm(MO25) | Osborn | Missouri | United States | Airport |
| Osborne Municipal(K75) | Osborne | Kansas | United States | Airport |
| Osborne Island(YOSI) | Osborne Island | Western Australia | Australia | Seaplane Base |
| Osborne Mine(YOSB) | Osborne Mine | Queensland | Australia | Airport |
| Smc Regional Medical Center(AR67) | Osceola | Arkansas | United States | Heliport |
| Osceola Municipal(7M4) | Osceola | Arkansas | United States | Airport |
| Clarke County Hospital(6IA9) | Osceola | Iowa | United States | Heliport |
| Osceola Municipal(I75) | Osceola | Iowa | United States | Airport |
| Scout Nest(22MO) | Osceola | Missouri | United States | Heliport |
| Wixted(6MO4) | Osceola | Missouri | United States | Airport |
| Sean D Sheldon Meml Airfield(23MU) | Osceola | Missouri | United States | Airport |
| L O Simenstad Municipal(OEO KOEO OEO) | Osceola | Wisconsin | United States | Airport |
| Kroy-Osceola(69WI) | Osceola | Wisconsin | United States | Heliport |
| St Croix Valley(WN86) | Osceola | Wisconsin | United States | Airport |
| Sankey(1PS4) | Osceola Mills | Pennsylvania | United States | Airport |
| Oschatz(EDOQ) | Oschatz | Saxony | Germany | Airport |
| Oschersleben(EDOL) | Oschersleben | Saxony-Anhalt | Germany | Airport |
| Oscoda-Wurtsmith(OSC KOSC OSC) | Oscoda | Michigan | United States | Airport |
| Ose Airfield(AG2549) | Ose Airfield | Aust-Agder | Norway | Airport |
| Oseberg A Platform(ENOA) | Oseberg A Platform | Norway | heliport | |
| Oseberg C Platform(ENOC) | Oseberg C Platform | Norway | heliport | |
| Oseberg East Platform(ENQO) | Oseberg East Platform | Norway | heliport | |
| Oseberg South Platform(ENQE) | Oseberg South Platform | Norway | heliport | |
| Oserian Naivasha(AG2074) | Oserian | Rift Valley Province | Kenya | Airport |
| Oserongoni(AG1980) | Oserongoni | Rift Valley Province | Kenya | Airport |
| Osh West(AG2138) | Osh | Osh Region | Kyrgyzstan | Airport |
| Osh(OSS UCFO) | Osh | Osh Region | Kyrgyzstan | Airport |
| Oshakati(OHI FYOS) | Oshakati | Oshana Region | Namibia | Airport |
| Oshawa(YOO CYOO CYOO) | Oshawa | Ontario | Canada | Airport |
| Oshima(AG8428) | Oshima | Hokkaidō Prefecture | Japan | heliport |
| Oshima(OIM RJTO) | Oshima Island | Tōkyō Prefecture | Japan | Airport |
| Garden County/King Rhiley Field(OKS KOKS OKS) | Oshkosh | Nebraska | United States | Airport |
| Wittman Regional(OSH KOSH OSH) | Oshkosh | Wisconsin | United States | Airport |
| Williams(1WI1) | Oshkosh | Wisconsin | United States | Airport |
| Mercy Medical Center(WS50) | Oshkosh | Wisconsin | United States | Heliport |
| Vette/Blust(96WI) | Oshkosh | Wisconsin | United States | Seaplane Base |
| Gallinger(51WI) | Oshkosh | Wisconsin | United States | Airport |
| Pioneer(WS17) | Oshkosh | Wisconsin | United States | Airport |
| Oshogbo(DNOS) | Oshogbo | Osun | Nigeria | Airport |
| Oshwe(FZBD) | Oshwe | Bandundu Province | Democratic Republic of the Congo | Airport |
| Osičiny Airstrip(LKOSIC) | Osičiny | Czech Republic | Airport | |
| Osijek(LDOS) | Osijek | Osijek-Baranja County | Croatia | Airport |
| Osire(FYIR) | Osire | Namibia | Airport | |
| Edgren(IA63) | Oskaloosa | Iowa | United States | Airport |
| Mahaska County Hospital(IA34) | Oskaloosa | Iowa | United States | Heliport |
| Oskaloosa Municipal(OOA KOOA OOA) | Oskaloosa | Iowa | United States | Airport |
| Flying T(7KS0) | Oskaloosa | Kansas | United States | Airport |
| Oskarshamn(OSK ESMO) | Oskarshamn | Kalmar län | Sweden | Airport |
| Oslo Gardermoen(OSL ENGM) | Oslo | Akershus | Norway | Airport |
| Oslo, Rikshospitalet(ENRH) | Oslo | Oslo | Norway | heliport |
| Moss-Rygge(RYG ENRY) | Oslo | Østfold | Norway | Airport |
| Oslo, Ullevaal(ENUH) | Oslo | Oslo | Norway | heliport |
| Osmanabad(OMN) | Osmanabad | Maharashtra | India | Airport |
| Osnabrück Hospital(AG1150) | Osnabrück | Lower Saxony | Germany | heliport |
| Osnabrück-Atterheide(EDWO) | Osnabrück | Lower Saxony | Germany | Airport |
| Osona Airstrip(FYSN) | Osona | Otjozondjupa Region | Namibia | Airport |
| Aviosuperficie AVRO(UD03) | Osoppo | Friuli-Venezia Giulia | Italy | Airport |
| Osório(SSOS) | Osório | Rio Grande do Sul | Brazil | Airport |
| Callipulli(SCCP) | Osorno | Los Lagos Region | Chile | Airport |
| Juan Kemp(SCJK) | Osorno | Los Lagos Region | Chile | Airport |
| Cañal Bajo Carlos - Hott Siebert(ZOS SCJO) | Osorno | Los Lagos Region | Chile | Airport |
| Pilauco(SCOP) | Osorno | Los Lagos Region | Chile | Airport |
| Osorno Pampa Ale(SCOS) | Osorno | Los Lagos Region | Chile | Airport |
| Las Quemas(SCQM) | Osorno | Los Lagos Region | Chile | Airport |
| Osoyoos Airport(CBB9) | Osoyoos | British Columbia | Canada | Airport |
| Ospika Airport(CBA9) | Ospika | British Columbia | Canada | Airport |
| Osprey Reef(YOPY) | Osprey Reef | Queensland | Australia | Seaplane Base |
| Mayo Clinic Health System-Oakridge(78WI) | Osseo | Wisconsin | United States | Heliport |
| K-9 Korner(2II7) | Ossian | Indiana | United States | Heliport |
| Skip's Place(2IN0) | Ossian | Indiana | United States | Airport |
| Ossima Airport(OSG AYZS OSA) | Ossima | Sandaun (West Sepik) | Papua New Guinea | Airport |
| Ge Management Development Institute(NK78) | Ossining | New York | United States | Heliport |
| Tli(NK90) | Ossining | New York | United States | Heliport |
| Ossora(UHPD) | Ossora | Kamchatka Krai | Russia | Airport |
| Richard Kohler(3FA5) | Osteen | Florida | United States | Heliport |
| Ostend-Bruges International(OST EBOS) | Ostend | West Flanders | Belgium | Airport |
| Schumacher(3MN9) | Oster | Minnesota | United States | Airport |
| Ickes(1PS0) | Osterburg | Pennsylvania | United States | Airport |
| Osterholz-Scharmbeck Airfield(AG4354) | Osterholz-Scharmbeck | Lower Saxony | Germany | Airport |
| Östersund(ESNZ) | Östersund | Jämtlande län | Sweden | Airport |
| North Bay(MA23) | Osterville | Massachusetts | United States | Heliport |
| Büchig Airfield(AG4310) | Ostheim vor der Rhön | Bavaria | Germany | Airport |
| The Area Of Fire And Rescue Force(AG1102) | Ostrava | Moravian-Silesian Region | Czech Republic | heliport |
| Ostrava Leos Janáček(OSR LKMT) | Ostrava | Moravian-Silesian Region | Czech Republic | Airport |
| Ostrov Naval Air Base(XLOS XLOS) | Ostrov | Pskov Oblast | Russia | Airport |
| Ostrov Bolshevik Air Base(AG3212) | Ostrov Bolshevik | Krasnoyarsk Krai | Russia | Airport |
| Ostrów(EPOM) | Ostrów | Greater Poland | Poland | Airport |
| La Concordia Airport(CCJ) | Ostuacan | Chiapas | Mexico | Airport |
| Oswego Municipal(K67) | Oswego | Kansas | United States | Airport |
| Ota(LPOT) | Ota | Lisbon District | Portugal | Airport |
| Macho Bayo Airstrip(MBY) | Otaez | Durango | Mexico | Airport |
| Pielagos Airport(PLG) | Otaez | Durango | Mexico | Airport |
| Santa Maria de Otaez Airport(MOX) | Otaez | Durango | Mexico | Airport |
| Mesa Tortugas Airstrip(MST) | Otaez | Durango | Mexico | Airport |
| Bacis Airport(BAI) | Otaez | Durango | Mexico | Airport |
| Otaki(BAI) | Otaki | Wellington Region | New Zealand | Airport |
| Otavi(FYOV) | Otavi | Namibia | Airport | |
| Campo de Vuelo de Oteo(AG6105) | Oteo | Castilla y León | Spain | Airport |
| Othello Community Hospital(24WA) | Othello | Washington | United States | Heliport |
| Ochoa Field(6WA4) | Othello | Washington | United States | Airport |
| Othello Municipal(S70) | Othello | Washington | United States | Airport |
| Otherton Airfield(AG6287) | Otherton | England | United Kingdom | Airport |
| Kohunlinch Airport(KLI) | Othon Pompeyo Blanco | Quintana Roo | Mexico | Airport |
| Pucte Airport(PCU) | Othon Pompeyo Blanco | Quintana Roo | Mexico | Airport |
| Peasley Field(0ME4) | Otis | Maine | United States | Airport |
| Otjihaenena Landing Strip(AG2473) | Otjihaenena | Khomas Region | Namibia | Airport |
| Otjikaru(FYRO) | Otjikaru | Namibia | Airport | |
| Otjimbingwe(FYGW) | Otjimbingwe | Namibia | Airport | |
| Otjinene(FYTN) | Otjinene | Omaheke | Namibia | Airport |
| Otjiruze(FY3C) | Otjiruze | Namibia | Airport | |
| Otjisazu(FYTZ) | Otjisazu | Namibia | Airport | |
| Otjitambi(FY3D) | Otjitambi | Namibia | Airport | |
| Otjite(FY3E) | Otjite | Namibia | Airport | |
| Otjituuo(AG6719) | Otjituuo | Otjozondjupa Region | Namibia | Airport |
| Oha Kaua/Otjiwa Lodge Landing Site(FYTW) | Otjiwa Game Ranch | Otjozondjupa Region | Namibia | Airport |
| Otjiwarongo(FYOW) | Otjiwarongo | Omaheke Region | Namibia | Airport |
| Otjiwarongo Center(AG2490) | Otjiwarongo | Otjozondjupa Region | Namibia | Airport |
| Otjohorongo(FYTJ) | Otjohorongo | Namibia | Airport | |
| Otjonjise(FYOB) | Otjonjise | Namibia | Airport | |
| Otjosondu (Ebenezer)(FY3G) | Otjosondu (Ebenezer) | Namibia | Airport | |
| Otjosongombe(FY3H) | Otjosongombe | Namibia | Airport | |
| Otjovasandu(FY3I) | Otjovasandu | Namibia | Airport | |
| Otočac(LDRO) | Otočac | Lika-Senj County | Croatia | Airport |
| Otradnaya(AG3117) | Otradnaya | Krasnodar Krai | Russia | Airport |
| Aviosuperficie Ocria(TR09) | Otricolo/Orte | Umbria | Italy | Airport |
| Otrokovice Zlin(LKOT) | Otrokovice | Zlin Region | Czech Republic | Airport |
| Osf St Elizabeth Medical Center(LL25) | Ottawa | Illinois | United States | Heliport |
| Skydive Chicago(8N2) | Ottawa | Illinois | United States | Airport |
| Harrod(SN42) | Ottawa | Kansas | United States | Airport |
| Ottawa Municipal(KOWI OWI) | Ottawa | Kansas | United States | Airport |
| Putnam County(KOWX OWX) | Ottawa | Ohio | United States | Airport |
| Agner(51OH) | Ottawa | Ohio | United States | Airport |
| Carp(YRP CYRP CYRP) | Ottawa | Ontario | Canada | Airport |
| Ottawa/Gatineau(YND CYND CYND) | Ottawa | Quebec | Canada | Airport |
| Ottawa/Macdonald-Cartier International(YOW CYOW CYOW) | Ottawa | Ontario | Canada | Airport |
| Rockcliffe(YRO CYRO CYRO) | Ottawa | Ontario | Canada | Airport |
| Navan Bearbrook(AG0449) | Ottawa | Ontario | Canada | Airport |
| Ottawa (Children's Hospital) Heliport(CPK7) | Ottawa | Ontario | Canada | heliport |
| Ottawa (Civic Hospital) Heliport(CPP7) | Ottawa | Ontario | Canada | heliport |
| Ottawa / Casselman (Shea Field)(CSF7) | Ottawa | Ontario | Canada | Airport |
| Ottawa / Rockcliffe Seaplane Base(CTR7) | Ottawa | Ontario | Canada | Seaplane Base |
| Winchester District Memorial Hospital Heliport(CWH4) | Ottawa | Ontario | Canada | heliport |
| Ottawa / Dwyer Hill Heliport(CYDH) | Ottawa | Ontario | Canada | heliport |
| Ottenschlag(LOAA) | Ottenschlag | Lower Austria | Austria | Airport |
| Otter Lake Airport(CJV4) | Otter Lake | Saskatchewan | Canada | Airport |
| Otter Lake Seaplane Base(CKB4) | Otter Lake | Saskatchewan | Canada | Seaplane Base |
| Durflinger(IN29) | Otterbein | Indiana | United States | Airport |
| Othawa(FAOL) | Otthawa | Limpopo | South Africa | Airport |
| Ottosdal(FAOT) | Ottosdal | North-West | South Africa | Airport |
| Ottumwa Regional(OTM KOTM OTM) | Ottumwa | Iowa | United States | Airport |
| Ottumwa Hospital(3IA6) | Ottumwa | Iowa | United States | Heliport |
| Remedios C Airport(OTU) | Otu | Antioquía Department | Colombia | Airport |
| Gora Klementyeva Airfield(AG3692) | Otvazhnoye | Crimea | Ukraine | Airport |
| Ouaco(NWWY) | Ouaco | New Caledonia | France | Airport |
| Ouadda(ODA FEFW) | Ouadda | Haute-Kotto | Central African Republic | Airport |
| Ouagadougou(OUA DFFD) | Ouagadougou | Kadiogo | Burkina Faso | Airport |
| Ouahigouya(OUG DFCC) | Ouahigouya | Yatenga | Burkina Faso | Airport |
| Ouallam(DRRU) | Ouallam | Tillabéri Region | Niger | Airport |
| Ouanary(AG1657) | Ouanary | Cayenne | France | Airport |
| Ouanda Djallé(ODJ FEGO) | Ouanda Djallé | Vakaga | Central African Republic | Airport |
| Ouandjia Sam(AG8019) | Ouandja | Haute-Kotto | Central African Republic | Airport |
| Ouango Fitini(OFI DIOF) | Ouango Fitini | Zanzan | Côte d'Ivoire | Airport |
| Ouani(AJN FMCV) | Ouani | Anjouan Ndzouani | Comoros | Airport |
| Ouargaye(DFEY) | Ouargaye | Koulpulogo | Burkina Faso | Airport |
| Ain el Beida(OGX DAUU) | Ouargla | Ouargla Province | Algeria | Airport |
| Ouarzazate(OZZ GMMZ) | Ouarzazate | Ouarzazate Province | Morocco | Airport |
| [X] Oud Turnhout(EBOT) | Oud Turnhout | Antwerp | Belgium | Airport |
| Oud-Heverlee/Blanden(EBOT) | Oud-Heverlee | Flemish Brabant | Belgium | heliport |
| Oudomsay(ODY VLOS) | Oudomsay | Oudomxai Province | Laos | Airport |
| Oudtshoorn Airport(OUH FAOH FAOH) | Oudtshoorn | Western Cape | South Africa | Airport |
| Ouesso(OUE FCOU) | Ouesso | Sangha Department | Republic of the Congo | Airport |
| Angads(OUD GMFO) | Oujda | Oujda Province | Morocco | Airport |
| Ahmosuo(EFAH) | Oulu | Oulu | Finland | Airport |
| Oulun University Hospital(EFHO) | Oulu | Oulu | Finland | heliport |
| Oulu(OUL EFOU) | Oulu / Oulunsalo | Oulu | Finland | Airport |
| Oum Airstrip(AYZU OUM) | Oum | East Sepik | Papua New Guinea | Airport |
| Oum el Bouaghi(DABO) | Oum El Bouaghi | Oum el Bouaghi Province | Algeria | Airport |
| Oum Hadjer(OUM) | Oum Hadjer | Batha | Chad | Airport |
| Willow Point(AL71) | Our Town | Alabama | United States | Airport |
| Eringoarrah(YERI) | Oura | New South Wales | Australia | Airport |
| Ponderosa(94CO) | Ouray | Colorado | United States | Heliport |
| Ourdel(YODL) | Ourdell | Queensland | Australia | Airport |
| Aerodromo de Pias Longas (New)(AG9771) | Ourém | Santarém District | Portugal | Airport |
| Ouricuri Airport(SNOY SNOY) | Ouricuri | Pernambuco | Brazil | Airport |
| Ourilândia do Norte Airport(OIA SDOW SDOW) | Ourilândia do Norte | Pará | Brazil | Airport |
| Ourinhos Airport(OUS SDOU SDOU) | Ourinhos | São Paulo | Brazil | Airport |
| Usina São Luiz Airport(SDUZ SP0242) | Ourinhos | São Paulo | Brazil | Airport |
| Aerodromo de Ourique(AG9790) | Ourique | Beja District | Portugal | Airport |
| Ouro Fino(SNOF) | Ouro Fino | Minas Gerais | Brazil | Airport |
| Vila do Carvalho Heliport(MG0274) | Ouro Preto | Minas Gerais | Brazil | heliport |
| Salviano Inácio Rocha(SDLG) | Ourolândia | Bahia | Brazil | Airport |
| Outer Skerries(OUK EG78) | Out Skerries | Scotland | United Kingdom | Airport |
| Outapi(AG6720) | Outapi | Omusati Region | Namibia | Airport |
| Outjo(OJO FYOJ) | Outjo | Kunene Region | Namibia | Airport |
| Outlook Airport(CKR9) | Outlook | Saskatchewan | Canada | Airport |
| Ouvéa(UVE NWWV) | Ouvéa | New Caledonia | France | Airport |
| Ouyen(OYN YOUY) | Ouyen | Victoria | Australia | Airport |
| Ouzinkie(KOZ 4K5) | Ouzinkie | Alaska | United States | Airport |
| Santa Adriana(SCAD) | Ovalle | Coquimbo Region | Chile | Airport |
| Fray Jorge(SCFJ) | Ovalle | Coquimbo Region | Chile | Airport |
| Estancia Los Loros(SCOA) | Ovalle | Coquimbo Region | Chile | Airport |
| Tabalí Bajo(SCOB) | Ovalle | Coquimbo Region | Chile | Airport |
| Santa Rosa de Tabalí(SCOT) | Ovalle | Coquimbo Region | Chile | Airport |
| El Tuqui(OVL SCOV) | Ovalle | Coquimbo Region | Chile | Airport |
| Huayanay(SCOY) | Ovalle | Coquimbo Region | Chile | Airport |
| Santa Rosa De Tabalí(SHOT) | Ovalle | Coquimbo Region | Chile | heliport |
| Ovar(LPOV) | Ovar | Aveiro District | Portugal | Airport |
| Ovchepoltsi Airstrip(AG7881) | Ovchepoltsi | Pazardzhik Province | Bulgaria | Airport |
| Ovda International(VDA LLOV) | Ovda | Southern District | Israel | Airport |
| Overberg(FAOB) | Overberg | Western Cape | South Africa | Airport |
| Cloud(7KS2) | Overbrook | Kansas | United States | Airport |
| Mogollon Airpark(AZ82) | Overgaard | Arizona | United States | Airport |
| Overhalla Airstrip(AG6740) | Overhalla | Nord-Trøndelag | Norway | Airport |
| Överkalix(ESNE) | Överkalix | Norrbottena län | Sweden | Airport |
| Overland Park Regional Medical Center(SN54) | Overland Park | Kansas | United States | Heliport |
| Menorah Medical Park(SN35) | Overland Park | Kansas | United States | Heliport |
| Överlanda(AG9871) | Överlanda | Västernorrlands län | Sweden | Airport |
| Perkins Field(U08) | Overton | Nevada | United States | Airport |
| Echo Bay(0L9) | Overton | Nevada | United States | Airport |
| Ovid(D82) | Ovid | New York | United States | Airport |
| Lake Jessup(98FD) | Oviedo | Florida | United States | Seaplane Base |
| Oviedo Medical Center(FA96) | Oviedo | Florida | United States | Heliport |
| La Morgal(LEMR) | Oviedo | Asturias | Spain | Airport |
| Flying B Ranch(TS71) | Ovilla | Texas | United States | Airport |
| Ovruch Air Base(AG3769) | Ovruch | Zhytomyr | Ukraine | Airport |
| Owando(FTX FCOO) | Owando | Cuvette Department | Republic of the Congo | Airport |
| Gundys(O38) | Owasso | Oklahoma | United States | Airport |
| Owatonna Degner Regional(OWA KOWA OWA) | Owatonna | Minnesota | United States | Airport |
| Allina Hospital & Clinic Owatonna(MN38) | Owatonna | Minnesota | United States | Heliport |
| Susquehanna(9NY3) | Owego | New York | United States | Heliport |
| Owego(NK49) | Owego | New York | United States | Heliport |
| Owen Sound Billy Bishop Regional(YOS CYOS CYOS) | Owen Sound | Ontario | Canada | Airport |
| Varys field(AG4286) | Owen Sound | Ontario | Canada | Airport |
| Owen Sound (Cook Field)(CCK5) | Owen Sound | Ontario | Canada | Airport |
| Owen Sound (Grey Bruce Health Services) Heliport(CNK6) | Owen Sound | Ontario | Canada | heliport |
| Owena Airstrip(OWN) | Owenia | Eastern Highlands | Papua New Guinea | Airport |
| Flint River Ranch(3AL8) | Owens Crossroads | Alabama | United States | Airport |
| Owensboro-Daviess County Regional(OWB KOWB OWB) | Owensboro | Kentucky | United States | Airport |
| Miles(13KY) | Owensboro | Kentucky | United States | Airport |
| Owensville Ambulance District(9MO8) | Owensville | Missouri | United States | Heliport |
| Red Oak(MO48) | Owensville | Missouri | United States | Airport |
| Clearwater Airpark(21OI) | Owensville | Ohio | United States | Airport |
| Schroder(61KY) | Owenton | Kentucky | United States | Airport |
| Owen Air Park(0KY0) | Owenton | Kentucky | United States | Airport |
| Sam Mbakwe International(QOW DNIM) | Owerri | Imo | Nigeria | Airport |
| Worthington Valley(4MD9) | Owings Mills | Maryland | United States | Airport |
| Owosso Community(KRNP RNP) | Owosso | Michigan | United States | Airport |
| Hemi Acres(7MI4) | Owosso | Michigan | United States | Heliport |
| Owyhee(10U) | Owyhee | Nevada | United States | Airport |
| Owyhee Reservoir State(28U) | Owyhee | Oregon | United States | Airport |
| Puerto Bermudez(SPEZ) | Oxapampa | Pasco Region | Peru | Airport |
| Oxbow Airport(CJW2) | Oxbow | Saskatchewan | Canada | Airport |
| Oxbow(OR83) | Oxbow Village | Oregon | United States | Heliport |
| Oxenhope Airfield(EG3M) | Oxenhope | England | United Kingdom | Airport |
| Oxford Police Heliport(7AL3) | Oxford | Alabama | United States | Heliport |
| Waterbury-Oxford(OXC KOXC OXC) | Oxford | Connecticut | United States | Airport |
| S & S Avion Ranch(31FA) | Oxford | Florida | United States | Airport |
| Poole Farm(2GA1) | Oxford | Georgia | United States | Airport |
| Green Castle(IA24) | Oxford | Iowa | United States | Airport |
| Oxford Municipal(55K) | Oxford | Kansas | United States | Airport |
| Oxford County Regional(81B) | Oxford | Maine | United States | Airport |
| Handleman Sky Ranch(37MI) | Oxford | Michigan | United States | Airport |
| Baptist Memorial Hospital-North Ms(0MS3) | Oxford | Mississippi | United States | Heliport |
| Hospital Wing Of Oxford(24MS) | Oxford | Mississippi | United States | Heliport |
| University-Oxford(UOX KUOX UOX) | Oxford | Mississippi | United States | Airport |
| Henderson-Oxford(KHNZ HNZ) | Oxford | North Carolina | United States | Airport |
| Clyde Airfield(NE21) | Oxford | Nebraska | United States | Airport |
| Miami University(OXD KOXD OXD) | Oxford | Ohio | United States | Airport |
| Mc Cullough Hyde Hospital(61OI) | Oxford | Ohio | United States | Heliport |
| Hueston Woods Lodge(9OA2) | Oxford | Ohio | United States | Heliport |
| Polish Paradise(WS02) | Oxford | Wisconsin | United States | Airport |
| Bulldog Ranch(2WI9) | Oxford | Wisconsin | United States | Airport |
| Oxford(FB61) | Oxford | Botswana | Airport | |
| Oxford(AG5391) | Oxford | Kgalagadi District | Botswana | Airport |
| Oxford (Kidlington)(OXF EGTK) | Oxford | England | United Kingdom | Airport |
| RAF Brize Norton(BZZ EGVN) | Oxford | England | United Kingdom | Airport |
| Oxford House(YOH CYOH CYOH) | Oxford House | Manitoba | Canada | Airport |
| Oxley Station(YOLY) | Oxley | New South Wales | Australia | Airport |
| Oxley Police Academy(YOXL) | Oxley Police Academy | Queensland | Australia | Heliport |
| Oxnard(OXR KOXR OXR) | Oxnard | California | United States | Airport |
| St John's Regional Medical Center(2CL6) | Oxnard | California | United States | Heliport |
| National Harbor(77MD) | Oxon Hill | Maryland | United States | Heliport |
| Oxy A 103(HL55) | Oxy A 103 | Al Wahat District | Libya | Airport |
| Oyem(OYE FOGO) | Oyem | Woleu-Ntem Province | Gabon | Airport |
| Oyen Municipal Airport(CED3) | Oyen | Alberta | Canada | Airport |
| Oymyakon(UEMJ) | Oymyakon | Russia | Airport | |
| Denis Sassou Nguesso International(OLL FCOD) | Oyo | Cuvette Department | Republic of the Congo | Airport |
| Johanson Estate(NY38) | Oyster Bay | New York | United States | Heliport |
| Clive Holmes Estate(NY04) | Oyster Bay | New York | United States | Heliport |
| Oyster Reef(YOYS) | Oyster Reef | Queensland | Australia | Seaplane Base |
| Oyu Tolgoi(ZMOT) | Oyu Tolgoi | Ömnögovi | Mongolia | Airport |
| Prominent Hill(PXH YPMH) | OZ Minerals Prominent Hill Mine | South Australia | Australia | Airport |
| Labo(OZC RPMO) | Ozamis City | Misamis Occidental Province | Philippines | Airport |
| Ozark-Blackwell Field(71J) | Ozark | Alabama | United States | Airport |
| Dale Medical Center(AL87) | Ozark | Alabama | United States | Heliport |
| Hidden Springs Airpark(36AL) | Ozark | Alabama | United States | Airport |
| Ozark-Franklin County(7M5) | Ozark | Arkansas | United States | Airport |
| Etna(2AR1) | Ozark | Arkansas | United States | Airport |
| Byrd's Backcountry Airstrip(51AR) | Ozark | Arkansas | United States | Airport |
| Riverside Landings(6MO7) | Ozark | Missouri | United States | Airport |
| Gimlin(18MO) | Ozark | Missouri | United States | Airport |
| Linden Air(MO66) | Ozark | Missouri | United States | Airport |
| Skyview(MU70) | Ozark | Missouri | United States | Airport |
| Kozhin Airfield(AG2915) | Ozinki | Saratov Oblast | Russia | Airport |
| Ozona Municipal(OZA KOZA OZA) | Ozona | Texas | United States | Airport |
| Perry Ranch(4TA8) | Ozona | Texas | United States | Airport |
| Ozuki(RJOZ) | Ozuki | Yamaguchi Prefecture | Japan | Airport |
| Isla Fronton Airport(OZM) | Ozuluama | Veracruz | Mexico | Airport |
| Ozurgeti Air Base(AG1649) | Ozurgeti | Guria | Georgia | Airport |
| Guglielmo Zamboni(LIKO BO05) | Ozzano | Lombardy | Italy | Airport |
* The previous list may be incomplete at any given time.