WA4SFL
Unknown2x3Zone 4
License HolderMAYO, DOUGLAS R
License ClassTechnician
Min. Class RequiredTechnician
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License RenewedDec 23, 2016
- License RenewedDec 20, 2006
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.