Commonwealth Health Center frequencies
Commonwealth Health Center (C21) in Garapan, MP has no control tower, so nobody is sequencing traffic here — you announce your own position on 125.7. Every frequency below is in the order you tune it. · Open on the map
All of Commonwealth Health Center — runways, frequencies, charts and live weatherTaxi & takeoff
- CTAF 125.7
- 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 125.7
Nobody is sequencing traffic at C21, 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 — 125.7 is not unique to Commonwealth Health Center.
- Inbound, 10 miles out
Commonwealth Health Center traffic, Skyhawk one two three four five, one zero miles south, inbound landing, Commonwealth Health Center.
- Entering the pattern
Commonwealth Health Center traffic, Skyhawk one two three four five, entering left downwind , Commonwealth Health Center.
- Before taking the runway
Commonwealth Health Center traffic, Skyhawk one two three four five, departing , Commonwealth Health Center.
Pattern direction is not always left here — check the C21 traffic pattern before you announce a leg. The Chart Supplement is authoritative if C21 publishes a call name that differs from the airport's. Full guidance →
Every C21 frequency, as one table
| CTAF | 125.7 |
|---|
Frequently asked
What is the CTAF at C21?
Commonwealth Health Center is non towered. The common traffic advisory frequency is 125.7 — announce your position and intentions on entry and on each leg of the pattern.
More about C21
Frequencies from FAA NASR. For planning and education only; always verify against official sources.
Something here wrong or out of date? Report a data problem.