K4JB
Active1x2District 4
Competitive callsign — 15 applications filed with the FCC.
License HolderBURKE JR, JAMES P
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
LocationASHBURN, VA
Grant DateJan 13, 2026
Expiration DateApr 11, 2036
K4JB is a highly sought-after 1x2 format amateur radio callsign. The license is currently held by BURKE JR, JAMES P in ASHBURN, VA. This callsign has attracted significant interest in the amateur radio community, with 15 vanity applications filed with the FCC. The most recent was submitted by BONTEMPI, JOHN J on May 14, 2021. K4JB has 7 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- ....- .--- -...
CW Weight: 30 units(Light (fast to send))
Voice Phonetics
Kilo Four Juliet Bravo
Readability: 8/10(High readability)
License History
- License RenewedJan 13, 2026
- License RenewedJan 13, 2016
- License IssuedApr 11, 2006
- Vanity Callsign GrantedApr 11, 2006
- Internal Correction AppliedMar 22, 2006
- Internal Correction AppliedMar 22, 2006
- Administrative Update AppliedDec 31, 2002
Vanity Application Activity
Competing applications filed with the FCC for this callsign.