KF4JRO
Unknown2x3Zone 4
License HolderMILLER, ROBERT P
License ClassAmateur Extra
Min. Class RequiredTechnician
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- Administrative Update AppliedMay 4, 2026
- License RenewedApr 10, 2026
- License RenewedMar 8, 2016
- License RenewedFeb 21, 2006
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.