Calhan frequencies

Calhan (5V4) in Calhan, CO has no control tower, so nobody is sequencing traffic here — you announce your own position on 122.725. Every frequency below is in the order you tune it. · Open on the map

All of Calhan — runways, frequencies, charts and live weather

Taxi & takeoff

CTAF 122.725
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 122.725
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 122.725

Nobody is sequencing traffic at 5V4, 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 — 122.725 is not unique to Calhan.

  • Inbound, 10 miles out Calhan traffic, Skyhawk one two three four five, one zero miles south, inbound landing runway 17, Calhan.
  • Entering the pattern Calhan traffic, Skyhawk one two three four five, entering left downwind runway 17, Calhan.
  • Before taking the runway Calhan traffic, Skyhawk one two three four five, departing runway 17, Calhan.

Pattern direction is not always left here — check the 5V4 traffic pattern before you announce a leg. The Chart Supplement is authoritative if 5V4 publishes a call name that differs from the airport's. Full guidance →

Every 5V4 frequency, as one table
CTAF122.725
UNICOM122.725

Frequently asked

What is the CTAF at 5V4?

Calhan is non towered. The common traffic advisory frequency is 122.725 — announce your position and intentions on entry and on each leg of the pattern.