W4YBR
Unknown1x3Zone 4
License HolderWILLIAMSON, MARK G
License ClassTechnician
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- Administrative Update AppliedMay 18, 2026
- License RenewedMay 13, 2026
- License IssuedMay 10, 2016
- Vanity Callsign GrantedMay 10, 2016
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.