| Identifier: | MARSC |
| NAS ID: | MARSC |
| Name: | MARSC |
| Fix Type: | Civilian |
| Fix Use: | |
| State: | ALASKA |
| ICAO Region: | PA |
| Latitude: | 61-55-19.710N (61.922100) |
| Longitude: | 145-39-43.280W (-145.662000) |
| Magnetic Variance: | 15.8 E as of 9/30/2025 |
| High ARTCC Area: | ZAN |
| Low ARTCC Area: | ZAN |
| Published: | Yes |
| Charts: | |
| Pitch: | No |
| Catch: | No |
| SUA ATCAA: | No |
| IAP |