Tower & ground
| ASOS/AWOS | 118.025 |
|---|---|
| Clearance | 124.05 (CTC APCH CTL) |
| CTAF | 122.8 |
| UNICOM | 122.8 |
| Flight service | 128.2 (LOW) |
Approach & departure Portland
| App/Dep | 125.5 |
|---|
By procedure & sector (2 more)
| 290.5 | BANGOR RCAG (LOW) |
|---|---|
| 353.9 | APCH/P DEP/P |
Frequencies from FAA NASR. For planning and education only; always verify against official sources.