| Identifier: | MTSUI |
| NAS ID: | MTSUI |
| Name: | MTSUI |
| Fix Type: | Civilian |
| Fix Use: | |
| State: | COLORADO |
| ICAO Region: | K2 |
| Latitude: | 39-35-49.170N (39.597000) |
| Longitude: | 105-29-14.310W (-105.487300) |
| Magnetic Variance: | 7.8 E as of 9/30/2025 |
| High ARTCC Area: | ZDV |
| Low ARTCC Area: | ZDV |
| Published: | Yes |
| Charts: | |
| Pitch: | No |
| Catch: | No |
| SUA ATCAA: | No |
| SID |