| Identifier: | FOBIG |
| NAS ID: | FOBIG |
| Name: | FOBIG |
| Fix Type: | Civilian |
| Fix Use: | |
| State: | ILLINOIS |
| ICAO Region: | K5 |
| Latitude: | 42-03-10.750N (42.053000) |
| Longitude: | 089-07-46.460W (-89.129600) |
| Magnetic Variance: | 3.1 W as of 9/30/2025 |
| High ARTCC Area: | ZAU |
| Low ARTCC Area: | ZAU |
| Published: | Yes |
| Charts: | |
| Pitch: | No |
| Catch: | No |
| SUA ATCAA: | No |
| SPECIAL IAP |