K4RTP
Unknown1x3Zone 4
License HolderCOMMUNICATIONS SUPPORT CORP
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- License ModifiedAug 7, 2018
- License RenewedAug 2, 2018
- License RenewedAug 2, 2008
- Authorization PrintedJun 12, 2000
- Internal Correction AppliedJun 8, 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.