| Identifier: | TUNUC |
| NAS ID: | TUNUC |
| Name: | TUNUC |
| Fix Type: | Civilian |
| Fix Use: | |
| State: | IOWA |
| ICAO Region: | K3 |
| Latitude: | 42-15-23.190N (42.256400) |
| Longitude: | 091-11-15.230W (-91.187600) |
| Magnetic Variance: | 1.5 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 |