K4RB
Unknown1x2Zone 4
License HolderBLUMBERG, ROBERT G
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
Requires Amateur Extra license or higher to apply for this callsign format (1x2).
License History
- Administrative Update AppliedJul 10, 2024
- License RenewedAug 16, 2016
- Administrative Update AppliedDec 4, 2012
- License RenewedSep 8, 2006
- License ModifiedJun 25, 2002
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.