KO4WRM
Unknown2x3Zone 4
License HolderMaher, William R
License ClassAmateur Extra
Min. Class RequiredTechnician
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License CanceledJun 19, 2025
- License ModifiedJun 16, 2025
- License IssuedJul 31, 2020
- Vanity Callsign GrantedJul 31, 2020
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.