| Identifier: | KU21O |
| NAS ID: | KU21O |
| Name: | KU21O |
| Fix Type: | Civilian |
| Fix Use: | |
| State: | MONTANA |
| ICAO Region: | K1 |
| Latitude: | 48-30-00.000N (48.500000) |
| Longitude: | 112-00-00.000W (-112.000000) |
| Magnetic Variance: | 12.1 E as of 9/30/2025 |
| High ARTCC Area: | ZLC |
| Low ARTCC Area: | ZLC |
| Published: | Yes |
| Charts: | |
| Pitch: | No |
| Catch: | No |
| SUA ATCAA: | No |
| ENROUTE HIGH |