Mercer County Airport frequencies
Mercer County Airport (C00) in Aledo, IL 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 Mercer County 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 C00, 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 Mercer County Airport.
- Inbound, 10 miles out
Mercer traffic, Skyhawk one two three four five, one zero miles south, inbound landing runway 17, Mercer.
- Entering the pattern
Mercer traffic, Skyhawk one two three four five, entering left downwind runway 17, Mercer.
- Before taking the runway
Mercer traffic, Skyhawk one two three four five, departing runway 17, Mercer.
Pattern direction is not always left here — check the C00 traffic pattern before you announce a leg. The Chart Supplement is authoritative if C00 publishes a call name that differs from the airport's. Full guidance →
Every C00 frequency, as one table
| CTAF | 122.9 |
|---|
Frequently asked
What is the CTAF at C00?
Mercer County 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 C00
Frequencies from FAA NASR. For planning and education only; always verify against official sources.