KK4USA
Active2x3District 4
Competitive callsign — 6 applications filed with the FCC.
License HolderMartinage, Bernard M
License ClassTechnician
Min. Class RequiredTechnician
LocationFernandina Beach, FL
Grant DateJul 10, 2026
Expiration DateJul 18, 2036
KK4USA is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Martinage, Bernard M in Fernandina Beach, FL. This callsign has attracted significant interest in the amateur radio community, with 6 vanity applications filed with the FCC. The most recent was submitted by Kyburz, Daniel J on Jun 28, 2006. KK4USA has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- -.- ....- ..- ... .-
CW Weight: 33 units(Moderate)
Voice Phonetics
Kilo Kilo Four Uniform Sierra Alpha
Readability: 6.5/10(Good readability)
License History
- License RenewedJul 10, 2026
- License RenewedJun 2, 2016
- License IssuedJul 18, 2006
- Vanity Callsign GrantedJul 18, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.