A L Mangham Jr. Regional Airport frequencies
A L Mangham Jr. Regional Airport (OCH · KOCH) in Nacogdoches, TX has no control tower, so nobody is sequencing traffic here — you announce your own position on 123.0. Every frequency below is in the order you tune it. · Open on the map
All of A L Mangham Jr. Regional Airport — runways, frequencies, charts and live weatherBefore taxi
- ASOS/AWOS 135.625
- An automated weather station reading the field conditions aloud — wind, visibility, ceiling, temperature and altimeter. It replaces ATIS at a field with no controller to record one. Get the altimeter setting before you descend below the transition altitude.
Taxi & takeoff
- CTAF 123.0
- 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.
- UNICOM 123.0
- 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.
Also
- Flight service 125.175 (LOW)
- Flight Service handles briefings, flight plans and en route advisories, reached here through a remote outlet. Open and close VFR flight plans, and get updated weather in the air. 1-800-WX-BRIEF reaches the same specialists from the ground.
What to say on 123.0
Nobody is sequencing traffic at KOCH, 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 — 123.0 is not unique to A L Mangham Jr. Regional Airport.
- Inbound, 10 miles out
A L Mangham Jr. traffic, Skyhawk one two three four five, one zero miles south, inbound landing runway 18, A L Mangham Jr..
- Entering the pattern
A L Mangham Jr. traffic, Skyhawk one two three four five, entering left downwind runway 18, A L Mangham Jr..
- Before taking the runway
A L Mangham Jr. traffic, Skyhawk one two three four five, departing runway 18, A L Mangham Jr..
Pattern direction is not always left here — check the KOCH traffic pattern before you announce a leg. The Chart Supplement is authoritative if KOCH publishes a call name that differs from the airport's. Full guidance →
By procedure & sector (1 more)
| 285.575 | LUFKIN RCAG (LOW) |
|---|
Every KOCH frequency, as one table
| ASOS/AWOS | 135.625 |
|---|---|
| CTAF | 123.0 |
| UNICOM | 123.0 |
| Flight service | 125.175 (LOW) |
Frequently asked
What is the CTAF at KOCH?
A L Mangham Jr. Regional Airport is non towered. The common traffic advisory frequency is 123.0 — announce your position and intentions on entry and on each leg of the pattern.
What is the ASOS/AWOS frequency at KOCH?
ASOS/AWOS at A L Mangham Jr. Regional Airport is 135.625. It is an automated broadcast, so there is no letter to report — just take the altimeter setting and wind.
More about KOCH
Frequencies from FAA NASR. For planning and education only; always verify against official sources.