Tower & ground Timmerman
| ATIS | 128.3 |
|---|---|
| Clearance | 121.7 (WHEN TWR CLSD) |
| Ground | 121.7 |
| Tower | 120.5 |
| CTAF | 120.5 |
| UNICOM | 122.95 |
Approach & departure Milwaukee
| App/Dep | 125.35 |
|---|
By procedure & sector (2 more)
| 126.5 | GOPAC STAR |
|---|---|
| 307.0 | APCH/P DEP/P, GOPAC STAR |
Frequencies from FAA NASR. For planning and education only; always verify against official sources.