| Identifier: | OKUPU |
| NAS ID: | OKUPU |
| Name: | OKUPU |
| Fix Type: | Civilian |
| Fix Use: | |
| State: | ILLINOIS |
| ICAO Region: | K5 |
| Latitude: | 42-18-21.920N (42.306100) |
| Longitude: | 089-35-45.070W (-89.595900) |
| Magnetic Variance: | 2.7 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 |