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Boulder Municipal Airport frequencies

Radio frequencies for Boulder Municipal Airport (BDU · KBDU · WBU) in Boulder, CO — tower, ground, ATIS, CTAF, and approach/departure for your radio setup.

Tower & ground

ASOS/AWOS118.825
CTAF122.725
UNICOM122.725

Frequencies from FAA NASR. For planning and education only; always verify against official sources.