W4THF
Unknown1x3Zone 4
License HolderKELLER, DONALD R
License ClassGeneral
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- License RenewedJan 21, 2017
- License RenewedNov 8, 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.