KO4SH
Unknown2x2Zone 4
License HolderDonaldson, William J
License ClassAmateur Extra
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (2x2).
License History
- License ExpiredFeb 19, 2014
- License RenewedNov 21, 2001
- License ModifiedJul 22, 2000
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.