Tower & ground Troutdale
| ATIS | 135.625 |
|---|---|
| ASOS/AWOS | 135.625 |
| Ground | 121.8 |
| Tower | 120.9 |
| CTAF | 120.9 |
| UNICOM | 122.95 |
Approach & departure Portland
| Approach | 118.1 · 100-279, HIGH |
|---|---|
| App/Dep | 124.35 · HELNS · OCITY arrivals |
By procedure & sector (4 more)
| 124.35 | HELNS STAR, OCITY STAR |
|---|---|
| 254.3 | LCL/P |
| 284.6 | APCH/P (100-279, HIGH) |
| 299.2 | APCH/P (280-099), DEP/P, HELNS STAR, OCITY STAR |
Frequencies from FAA NASR. For planning and education only; always verify against official sources.