Non-towered · Class G at the surface
Gratiot Community (KAMN) radio calls
Alma, MIICAO KAMN · FAA AMN
Gratiot Community is a non-towered airport in Alma, MI. Nobody clears you to do anything: you self-announce on the CTAF, 122.8, as Gratiot Community Traffic, with the airport name at the start and end of each call. The approach control for the area is Great Lakes Approach on 126.45, which is who you call for VFR flight following.
No Class B, C, D or E surface area is designated for this airport in the FAA data, so the airspace at the surface is Class G.
Frequencies
| CTAFGratiot Community Traffic | 122.8 |
|---|---|
| Approach / DepartureGreat Lakes Approach | 126.45 |
Airport
- Runways
- 09 · 27 · 18 · 36
- Elevation
- 754 ft
- Position
- 43.322, -84.688
Non-towered airport: self-announce on the CTAF
Sample calls at KAMN
Gratiot Community has no operating control tower. Every call below goes out on the CTAF, 122.8, to the other aircraft, not to a controller. The runway shown is 09; use whichever runway the wind and the traffic dictate on the day.
The aircraft is the AIM’s own example, Cessna Three One Six Zero Foxtrot; the squawk codes, altitudes and headings are illustrative. Frequencies, station names and runway numbers are this airport’s, from the FAA data.
- Tune 122.8. Nobody clears you; you announce and you listen. The airport name goes at the start and the end of every call, and the runway is always a number, never "the active" (AIM 4-1-9 g 8).
- YouGratiot Community traffic, Cessna Three One Six Zero Foxtrot, taxiing to runway zero niner, Gratiot Community.
- YouGratiot Community traffic, Cessna Six Zero Foxtrot, departing runway zero niner, departing the pattern to the north, Gratiot Community.
- Announce until you are about 10 miles out; on the way back, start announcing at 10 miles (AIM 4-1-9 c 1, TBL 4-1-1).
- YouGratiot Community traffic, Cessna Three One Six Zero Foxtrot, one zero miles south, two thousand five hundred, landing Gratiot Community, Gratiot Community.
- YouGratiot Community UNICOM, Cessna Six Zero Foxtrot, one zero miles south, request wind and runway information, Gratiot Community.
- A UNICOM operator, if one is on, answers with the wind and the runway in use (AIM 4-1-9 h). If nobody answers, choose the runway from the wind and the pattern traffic you can hear.
- YouGratiot Community traffic, Cessna Six Zero Foxtrot, entering left downwind runway zero niner, full stop, Gratiot Community.
- YouGratiot Community traffic, Cessna Six Zero Foxtrot, left base runway zero niner, Gratiot Community.
- YouGratiot Community traffic, Cessna Six Zero Foxtrot, final runway zero niner, full stop, Gratiot Community.
- YouGratiot Community traffic, Cessna Six Zero Foxtrot, clear of runway zero niner, Gratiot Community.
If things change. Want flight following after departure? Call Great Lakes Approach on 126.45 once clear of the pattern: identification, type, position, altitude, destination, "request VFR flight following" (AIM 4-1-18 a 3). Do not use "any traffic in the area, please advise"; the AIM says it is not to be used under any condition (AIM 4-1-9 g 1).
Phraseology from AIM 4-1-9 c 1, g 1, g 8, h; TBL 4-1-1; 4-3-3. What TowerTalk grades against →
The calls you will make here
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Frequencies, runways and airspace from the FAA National Airspace System Resources (NASR) 28-day subscription, cycle effective Sep 3, 2026. Training use only. Always verify against a current Chart Supplement and sectional chart before flight; frequencies change. TowerTalk is not affiliated with the FAA. Report a discrepancy.
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