W4MKY
Unknown1x3Zone 4
License HolderWALKER, WILLIAM D
License ClassAdvanced
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- License RenewedJul 3, 2025
- Administrative Update AppliedJul 3, 2025
- License RenewedMay 5, 2015
- License RenewedJun 2, 2005
- FRN Association Letter SentJun 2, 2005
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.