K4ZEN
Unknown1x3Zone 4
License HolderRINK, WILLIAM W
License ClassTechnician
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- License RenewedMay 13, 2026
- License IssuedJul 23, 2016
- Vanity Callsign GrantedJul 23, 2016
- License ExpiredMar 23, 2016
- License RenewedJan 21, 2004
- License RenewedJan 21, 2004
Vanity Application Activity
Competing applications filed with the FCC for this callsign.
No competing applications detected. Monitor the FCC ULS application search to verify before filing.