| Identifier: | CASTN |
| NAS ID: | CASTN |
| Name: | CASTN |
| Fix Type: | Civilian |
| Fix Use: | |
| State: | OKLAHOMA |
| ICAO Region: | K4 |
| Latitude: | 35-50-11.570N (35.836500) |
| Longitude: | 097-35-19.410W (-97.588700) |
| Magnetic Variance: | 3.1 E as of 9/30/2025 |
| High ARTCC Area: | ZKC |
| Low ARTCC Area: | ZKC |
| Published: | Yes |
| Charts: | RNAV |
| Pitch: | No |
| Catch: | No |
| SUA ATCAA: | No |
| CONTROLLER LOW |
| ENROUTE LOW |
| SID |