KG4B
Active2x1District 4
Competitive callsign — 28 applications filed with the FCC.
License HolderCardwell III, James N
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationTAMPA, FL
Grant DateApr 27, 2018
Expiration DateApr 27, 2028
KG4B is a highly sought-after 2x1 format amateur radio callsign. The license is currently held by Cardwell III, James N in TAMPA, FL. This callsign has attracted significant interest in the amateur radio community, with 28 vanity applications filed with the FCC. The most recent was submitted by GRISWOLD, RONALD D on Nov 17, 2025. KG4B has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- --. ....- -...
CW Weight: 27 units(Light (fast to send))
Voice Phonetics
Kilo Golf Four Bravo
Readability: 9/10(Excellent readability)
License History
- License IssuedApr 27, 2018
- Vanity Callsign GrantedApr 27, 2018
- Internal Correction AppliedMar 8, 2018
- Internal Correction AppliedMar 8, 2018
- License RenewedApr 21, 2006
Vanity Application Activity
Competing applications filed with the FCC for this callsign.