KJ4K
Active2x1District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderFREEMAN, JACK B
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationLYNCHBURG, VA
Grant DateJan 27, 2026
Expiration DateMar 16, 2036
KJ4K is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by FREEMAN, JACK B in LYNCHBURG, VA. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by KEMP, JOHN M on Apr 21, 2005. KJ4K has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .--- ....- -.-
CW Weight: 31 units(Moderate)
Voice Phonetics
Kilo Juliet Four Kilo
Readability: 8/10(High readability)
License History
- License RenewedJan 27, 2026
- License RenewedFeb 16, 2016
- Administrative Update AppliedApr 20, 2010
- License RenewedMar 16, 2006
- Administrative Update AppliedFeb 12, 2004
Vanity Application Activity
Competing applications filed with the FCC for this callsign.