K3RDU
Unknown1x3Zone 3
License HolderSWIDERSKI, JOHN C
License ClassGeneral
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- License ExpiredJan 5, 2016
- License RenewedNov 29, 2003
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.