| Identifier: | OREOS |
| NAS ID: | OREOS |
| Name: | OREOS |
| Fix Type: | Civilian |
| Fix Use: | |
| State: | ILLINOIS |
| ICAO Region: | K5 |
| Latitude: | 41-54-00.760N (41.900200) |
| Longitude: | 089-12-33.430W (-89.209300) |
| Magnetic Variance: | 3 W as of 9/30/2025 |
| High ARTCC Area: | ZAU |
| Low ARTCC Area: | ZAU |
| Published: | Yes |
| Charts: | |
| Pitch: | No |
| Catch: | No |
| SUA ATCAA: | No |
| CONTROLLER |
| ENROUTE HIGH |
| ENROUTE LOW |
| SID |