KP4JAB
Active2x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderAponte-Belen, Juan L
License ClassTechnician
Min. Class RequiredTechnician
LocationAguas Buenas, PR
Grant DateMay 20, 2026
Expiration DateJul 15, 2036
KP4JAB is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Aponte-Belen, Juan L in Aguas Buenas, PR. This callsign has attracted significant interest in the amateur radio community, with 1 vanity application filed with the FCC. The most recent was submitted by Aponte-Belen, Juan L on Jun 27, 2016. KP4JAB has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .--. ....- .--- .- -...
CW Weight: 42 units(Heavy (slower to send))
Voice Phonetics
Kilo Papa Four Juliet Alpha Bravo
Readability: 7/10(Good readability)
License History
- License RenewedMay 20, 2026
- License IssuedJul 15, 2016
- Vanity Callsign GrantedJul 15, 2016
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Aponte-Belen, Juan LFiled Jun 27, 2016Not awardedFCC ↗