Tripp Creek Airport frequencies
Tripp Creek Airport (39T) in St Johns, MI has no control tower, so nobody is sequencing traffic here — you announce your own position on 122.9. Every frequency below is in the order you tune it. · Open on the map
All of Tripp Creek Airport — runways, frequencies, charts and live weatherTaxi & takeoff
- CTAF 122.9
- 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.
What to say on 122.9
Nobody is sequencing traffic at 39T, 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 — 122.9 is not unique to Tripp Creek Airport.
- Inbound, 10 miles out
Tripp Creek traffic, Skyhawk one two three four five, one zero miles south, inbound landing runway 09, Tripp Creek.
- Entering the pattern
Tripp Creek traffic, Skyhawk one two three four five, entering left downwind runway 09, Tripp Creek.
- Before taking the runway
Tripp Creek traffic, Skyhawk one two three four five, departing runway 09, Tripp Creek.
Pattern direction is not always left here — check the 39T traffic pattern before you announce a leg. The Chart Supplement is authoritative if 39T publishes a call name that differs from the airport's. Full guidance →
Every 39T frequency, as one table
| CTAF | 122.9 |
|---|
Frequently asked
What is the CTAF at 39T?
Tripp Creek Airport is non towered. The common traffic advisory frequency is 122.9 — announce your position and intentions on entry and on each leg of the pattern.
More about 39T
Frequencies from FAA NASR. For planning and education only; always verify against official sources.