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St Mary's Airport frequencies

Radio frequencies for St Mary's Airport (KSM · PASM) in St Mary's, AK — tower, ground, ATIS, CTAF, and approach/departure for your radio setup.

Tower & ground

ASOS/AWOS128.7
CTAF122.3
Flight service124.0 (LOW)

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