WB4UOK
Unknown2x3Zone 4
License HolderCALDERAZZO, MARK A
License ClassAmateur Extra
Min. Class RequiredTechnician
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- Administrative Update AppliedDec 24, 2021
- License RenewedFeb 22, 2017
- License RenewedMay 2, 2007
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.