K4WDR
Unknown1x3Zone 4
License HolderRoberson, William D
License ClassGeneral
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- License RenewedSep 27, 2025
- Administrative Update AppliedSep 25, 2021
- Administrative Update AppliedAug 3, 2019
- License IssuedOct 9, 2015
- Vanity Callsign GrantedOct 9, 2015
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.