| Identifier: | MRIAS |
| NAS ID: | MRIAS |
| Name: | MRIAS |
| Fix Type: | Civilian |
| Fix Use: | |
| State: | MONTANA |
| ICAO Region: | K1 |
| Latitude: | 48-28-28.210N (48.474500) |
| Longitude: | 112-19-28.790W (-112.324700) |
| Magnetic Variance: | 12.2 E as of 9/30/2025 |
| High ARTCC Area: | ZLC |
| Low ARTCC Area: | ZLC |
| Published: | Yes |
| Charts: | |
| Pitch: | No |
| Catch: | No |
| SUA ATCAA: | No |
| SID |