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Sauk-Prairie Airport frequencies

Radio frequencies for Sauk-Prairie Airport (91C) in Prairie Du Sac, WI — tower, ground, ATIS, CTAF, and approach/departure for your radio setup.

Tower & ground

CTAF122.9
Flight service133.3 (LOW)

Approach & departure Madison

App/Dep135.45
By procedure & sector (2 more)
257.925LONE ROCK RCAG (LOW)
343.7APCH/P DEP/P

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