Grand Marais/Cook County frequencies

Grand Marais/Cook County (0G5) in Grand Marais, MN has no control tower, so nobody is sequencing traffic here — you announce your own position on 122.8. Every frequency below is in the order you tune it. · Open on the map

All of Grand Marais/Cook County — runways, frequencies, charts and live weather

Taxi & takeoff

CTAF 122.8
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 122.8
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 122.8

Nobody is sequencing traffic at 0G5, 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 — 122.8 is not unique to Grand Marais/Cook County.

  • Inbound, 10 miles out Grand Marais Cook traffic, Skyhawk one two three four five, one zero miles south, inbound landing runway 09W, Grand Marais Cook.
  • Entering the pattern Grand Marais Cook traffic, Skyhawk one two three four five, entering left downwind runway 09W, Grand Marais Cook.
  • Before taking the runway Grand Marais Cook traffic, Skyhawk one two three four five, departing runway 09W, Grand Marais Cook.

Pattern direction is not always left here — check the 0G5 traffic pattern before you announce a leg. The Chart Supplement is authoritative if 0G5 publishes a call name that differs from the airport's. Full guidance →

Every 0G5 frequency, as one table
CTAF122.8
UNICOM122.8

Frequently asked

What is the CTAF at 0G5?

Grand Marais/Cook County is non towered. The common traffic advisory frequency is 122.8 — announce your position and intentions on entry and on each leg of the pattern.