K4RFK
Unknown1x3Zone 4
License HolderKONIOR, ROBERT F
License ClassAmateur Extra
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- Administrative Update AppliedFeb 12, 2026
- Administrative Update AppliedAug 18, 2021
- Administrative Update AppliedAug 20, 2019
- License RenewedMay 1, 2018
- License RenewedApr 3, 2008
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.