K3JMK
Active1x3District 3
Competitive callsign — 5 applications filed with the FCC.
License HolderKukla, Matthew J
License ClassGeneral
Min. Class RequiredGeneral
LocationGermantown, MD
Grant DateDec 10, 2021
Expiration DateDec 10, 2031
K3JMK is a highly sought-after 1x3 format amateur radio callsign. The license is currently held by Kukla, Matthew J in Germantown, MD. This callsign has attracted significant interest in the amateur radio community, with 5 vanity applications filed with the FCC. The most recent was submitted by Konopinski, Jason M on Jul 1, 2025. K3JMK has 6 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ...-- .--- -- -.-
CW Weight: 39 units(Moderate)
Voice Phonetics
Kilo Three Juliet Mike Kilo
Readability: 8/10(High readability)
License History
- License ModifiedJul 2, 2026
- License IssuedDec 10, 2021
- Vanity Callsign GrantedDec 10, 2021
- License ExpiredApr 7, 2015
- License IssuedApr 5, 2003
- Vanity Callsign GrantedApr 5, 2003
Vanity Application Activity
Competing applications filed with the FCC for this callsign.