KZ4FC
Active2x2District 4
Competitive callsign — 2 applications filed with the FCC.
License HolderO NEILL ARROYO, RAFAEL
License ClassAmateur Extra
Min. Class RequiredGeneral
LocationSAN JUAN, PR
Grant DateAug 20, 2019
Expiration DateAug 20, 2029
KZ4FC is a highly sought-after 2x2 format amateur radio callsign. The license is currently held by O NEILL ARROYO, RAFAEL in SAN JUAN, PR. This callsign has attracted significant interest in the amateur radio community, with 2 vanity applications filed with the FCC. The most recent was submitted by Carr, Fred D on Mar 8, 2007. KZ4FC has 4 recorded FCC license history events.
CW & Voice Analysis
Morse Code
-.- --.. ....- ..-. -.-.
CW Weight: 36 units(Moderate)
Voice Phonetics
Kilo Zulu Four Foxtrot Charlie
Readability: 8/10(High readability)
License History
- Administrative Update AppliedJan 7, 2025
- Administrative Update AppliedApr 10, 2024
- License IssuedMar 8, 2024
- System-Generated GrantMar 8, 2024
Vanity Application Activity
Competing applications filed with the FCC for this callsign.