| Identifier: | TWISP |
| NAS ID: | TWISP |
| Name: | TWISP |
| Fix Type: | Civilian |
| Fix Use: | |
| State: | WASHINGTON |
| ICAO Region: | K1 |
| Latitude: | 48-16-08.820N (48.269100) |
| Longitude: | 120-02-17.690W (-120.038200) |
| Magnetic Variance: | 14.7 E as of 9/30/2025 |
| High ARTCC Area: | ZSE |
| Low ARTCC Area: | ZSE |
| Published: | Yes |
| Charts: | RNAV |
| Pitch: | Yes |
| Catch: | No |
| SUA ATCAA: | No |
| CONTROLLER HIGH |
| ENROUTE HIGH |