| Identifier: | WONUM |
| NAS ID: | WONUM |
| Name: | WONUM |
| Fix Type: | Civilian |
| Fix Use: | |
| State: | ILLINOIS |
| ICAO Region: | K5 |
| Latitude: | 41-18-54.970N (41.315300) |
| Longitude: | 091-02-52.400W (-91.047900) |
| Magnetic Variance: | 1.6 W as of 9/30/2025 |
| High ARTCC Area: | ZAU |
| Low ARTCC Area: | ZAU |
| Published: | Yes |
| Charts: | |
| Pitch: | No |
| Catch: | No |
| SUA ATCAA: | No |
| IAP |