Compton Woodley Airport frequencies

Compton Woodley Airport (CPM · KCPM) in Compton, CA has no control tower, so nobody is sequencing traffic here — you announce your own position on 123.05. Every frequency below is in the order you tune it. · Open on the map

All of Compton Woodley Airport — runways, frequencies, charts and live weather

Before taxi

ASOS/AWOS 127.150
An automated weather station reading the field conditions aloud — wind, visibility, ceiling, temperature and altimeter. It replaces ATIS at a field with no controller to record one. Get the altimeter setting before you descend below the transition altitude.

Taxi & takeoff

CTAF 123.05
The common frequency pilots use to announce themselves to each other at a field with no operating control tower. Nobody is controlling traffic — you are self announcing. Report your position and intentions on entry and on each leg of the pattern, and listen well before you transmit.
UNICOM 123.05
A ground station run by the FBO rather than the FAA, for fuel, parking and airport services. Use it for services. Where the field has no separate CTAF, the same frequency doubles as the advisory frequency.

What to say on 123.05

Nobody is sequencing traffic at KCPM, so every call is you telling other aircraft where you are. Open and close with the field name so a pilot tuned to a shared frequency knows which airport you mean — 123.05 is not unique to Compton Woodley Airport.

  • Inbound, 10 miles out Compton Woodley traffic, Skyhawk one two three four five, one zero miles south, inbound landing runway 07L, Compton Woodley.
  • Entering the pattern Compton Woodley traffic, Skyhawk one two three four five, entering left downwind runway 07L, Compton Woodley.
  • Before taking the runway Compton Woodley traffic, Skyhawk one two three four five, departing runway 07L, Compton Woodley.

Pattern direction is not always left here — check the KCPM traffic pattern before you announce a leg. The Chart Supplement is authoritative if KCPM publishes a call name that differs from the airport's. Full guidance →

Every KCPM frequency, as one table
ASOS/AWOS127.150
CTAF123.05
UNICOM123.05

Frequently asked

What is the CTAF at KCPM?

Compton Woodley Airport is non towered. The common traffic advisory frequency is 123.05 — announce your position and intentions on entry and on each leg of the pattern.

What is the ASOS/AWOS frequency at KCPM?

ASOS/AWOS at Compton Woodley Airport is 127.150. It is an automated broadcast, so there is no letter to report — just take the altimeter setting and wind.