Boulder Airport frequencies
Radio frequencies for Boulder Airport (3U9) in Boulder, MT — tower, ground, ATIS, CTAF, and approach/departure for your radio setup.
All of Boulder Airport — runways, frequencies, charts and live weatherTower & ground
| CTAF | 122.9 |
|---|
Frequently asked
What is the CTAF frequency at 3U9?
Boulder Airport's CTAF frequency is 122.9.
More about 3U9
Frequencies from FAA NASR. For planning and education only; always verify against official sources.