| Identifier: | NALSI |
| NAS ID: | NALSI |
| Name: | NALSI |
| Fix Type: | Civilian |
| Fix Use: | |
| State: | WYOMING |
| ICAO Region: | K1 |
| Latitude: | 43-51-31.430N (43.858700) |
| Longitude: | 110-32-33.630W (-110.542700) |
| Magnetic Variance: | 10.7 E as of 9/30/2025 |
| High ARTCC Area: | ZLC |
| Low ARTCC Area: | ZLC |
| Published: | Yes |
| Charts: | |
| Pitch: | No |
| Catch: | No |
| SUA ATCAA: | No |
| CONTROLLER LOW |
| ENROUTE LOW |
| IAP |
| SID |