Mosquito Control frequencies

Mosquito Control (FA41) in Jacksonville, FL has no control tower, so nobody is sequencing traffic here — you announce your own position on 123.05. Every frequency below is in the order you tune it. · Open on the map

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Taxi & takeoff

UNICOM 123.05
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 123.05

Nobody is sequencing traffic at FA41, 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 — 123.05 is not unique to Mosquito Control.

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

Pattern direction is not always left here — check the FA41 traffic pattern before you announce a leg. The Chart Supplement is authoritative if FA41 publishes a call name that differs from the airport's. Full guidance →

Every FA41 frequency, as one table
UNICOM123.05

Frequently asked

What is the CTAF at FA41?

Mosquito Control is non towered. The common traffic advisory frequency is 123.05 — announce your position and intentions on entry and on each leg of the pattern.