Tower & ground Cotulla
| ASOS/AWOS | 118.325 |
|---|---|
| CTAF | 122.7 |
| UNICOM | 122.7 |
| Flight service | 122.2, 134.6 (LOW) |
By procedure & sector (1 more)
| 322.5 | THREE RIVERS RCAG (LOW) |
|---|
Frequencies from FAA NASR. For planning and education only; always verify against official sources.