KD4JOH
Unknown2x3Zone 4
License HolderSADLER, ROBERT H
License ClassTechnician
Min. Class RequiredTechnician
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License ExpiredJun 27, 2025
- License RenewedApr 12, 2013
- Administrative Update AppliedJul 9, 2003
- License RenewedJun 26, 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.