K4CMK
Active1x3District 4
Competitive callsign — 3 applications filed with the FCC.
License HolderHenderson, Larry W
License ClassGeneral
Min. Class RequiredGeneral
LocationOklahoma City, OK
Grant DateMay 2, 2023
Expiration DateJul 22, 2033
K4CMK is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Henderson, Larry W in Oklahoma City, OK. This callsign has attracted significant interest in the amateur radio community, with 3 vanity applications filed with the FCC. The most recent was submitted by KLEESCHULTE, CHRISTOPHER M on Sep 3, 2021. K4CMK has 8 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- -.-. -- -.-
CW Weight: 35 units(Moderate)
Voice Phonetics
Kilo Four Charlie Mike Kilo
Readability: 8.5/10(High readability)
License History
- License ModifiedJun 23, 2023
- License RenewedMay 2, 2023
- License RenewedMay 3, 2013
- Administrative Update AppliedFeb 13, 2007
- License ModifiedMar 29, 2004
- Administrative Update AppliedMar 23, 2004
- License IssuedJul 22, 2003
- Vanity Callsign GrantedJul 22, 2003
Vanity Application Activity
Competing applications filed with the FCC for this callsign.