KP4FJR
Available2x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderROSA RIVERA, FRANCISCO J
License ClassGeneral
Min. Class RequiredTechnician
LocationVEGA BAJA, PR
Grant DateAug 6, 2013
Expiration DateAug 8, 2023
Cancellation DateAug 9, 2025
Available for ApplicationsAug 9, 2025
KP4FJR is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by ROSA RIVERA, FRANCISCO J in VEGA BAJA, 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 ROSA RIVERA, FRANCISCO J on Jul 21, 2003. KP4FJR has 5 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .--. ....- ..-. .--- .-.
CW Weight: 43 units(Heavy (slower to send))
Voice Phonetics
Kilo Papa Four Foxtrot Juliet Romeo
Readability: 6.5/10(Good readability)
This callsign is available now
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License ExpiredAug 9, 2025
- License RenewedAug 6, 2013
- License ModifiedSep 11, 2003
- License IssuedAug 8, 2003
- Vanity Callsign GrantedAug 8, 2003
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- ROSA RIVERA, FRANCISCO JFiled Jul 21, 2003Not awardedFCC ↗