Non-towered · Class G at the surface

Lincoln Regional/Karl Harder Field (KLHM) radio calls

Lincoln, CAICAO KLHM · FAA LHM

Lincoln Regional/Karl Harder Field is a non-towered airport in Lincoln, CA. Nobody clears you to do anything: you self-announce on the CTAF, 123.0, as Lincoln Regional/Karl Harder Field Traffic, with the airport name at the start and end of each call. The approach control for the area is NorCal Approach on 125.4, 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

CTAFLincoln Regional/Karl Harder Field Traffic123.0
Approach / DepartureNorCal Approach125.4

Airport

Runways
15 · 33
Elevation
121 ft
Position
38.909, -121.351

Non-towered airport: self-announce on the CTAF

Sample calls at KLHM

Lincoln Regional/Karl Harder Field has no operating control tower. Every call below goes out on the CTAF, 123.0, to the other aircraft, not to a controller. The runway shown is 15; 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.

  1. Tune 123.0. 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).
  2. YouLincoln Regional/Karl Harder Field traffic, Cessna Three One Six Zero Foxtrot, taxiing to runway one five, Lincoln Regional/Karl Harder Field.
  3. YouLincoln Regional/Karl Harder Field traffic, Cessna Six Zero Foxtrot, departing runway one five, departing the pattern to the north, Lincoln Regional/Karl Harder Field.
  4. 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).
  5. YouLincoln Regional/Karl Harder Field traffic, Cessna Three One Six Zero Foxtrot, one zero miles south, two thousand five hundred, landing Lincoln Regional/Karl Harder Field, Lincoln Regional/Karl Harder Field.
  6. YouLincoln Regional/Karl Harder Field UNICOM, Cessna Six Zero Foxtrot, one zero miles south, request wind and runway information, Lincoln Regional/Karl Harder Field.
  7. 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.
  8. YouLincoln Regional/Karl Harder Field traffic, Cessna Six Zero Foxtrot, entering left downwind runway one five, full stop, Lincoln Regional/Karl Harder Field.
  9. YouLincoln Regional/Karl Harder Field traffic, Cessna Six Zero Foxtrot, left base runway one five, Lincoln Regional/Karl Harder Field.
  10. YouLincoln Regional/Karl Harder Field traffic, Cessna Six Zero Foxtrot, final runway one five, full stop, Lincoln Regional/Karl Harder Field.
  11. YouLincoln Regional/Karl Harder Field traffic, Cessna Six Zero Foxtrot, clear of runway one five, Lincoln Regional/Karl Harder Field.

If things change. Want flight following after departure? Call NorCal Approach on 125.4 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

Nearby in California

Frequencies, runways and airspace from the FAA National Airspace System Resources (NASR) 28-day subscription, cycle effective Oct 29, 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.