K4DO
Unknown1x2Zone 4
License HolderWALL, MARION C
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
Requires Amateur Extra license or higher to apply for this callsign format (1x2).
License History
- License RenewedSep 7, 2016
- License RenewedNov 25, 2006
- FRN Association Email SentJun 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.