KP4EAR
Active2x3District 4
Competitive callsign — 1 application filed with the FCC.
License HolderRivera-vazquez, Efrem A
License ClassGeneral
Min. Class RequiredTechnician
LocationCaguas, PR
Grant DateAug 27, 2026
Expiration DateAug 27, 2036
KP4EAR is a highly sought-after 2x3 format amateur radio callsign. The license is currently held by Rivera-vazquez, Efrem A in Caguas, 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 Rivera-vazquez, Efrem A on Aug 8, 2016. KP4EAR has 3 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- .--. ....- . .- .-.
CW Weight: 32 units(Moderate)
Voice Phonetics
Kilo Papa Four Echo Alpha Romeo
Readability: 7/10(Good readability)
License History
- License RenewedAug 27, 2026
- License IssuedAug 26, 2016
- Vanity Callsign GrantedAug 26, 2016
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
- Rivera-vazquez, Efrem AFiled Aug 8, 2016Not awardedFCC ↗