KO4OUM
Unknown2x3Zone 4
License HolderBrown, Peter B
License ClassGeneral
Min. Class RequiredTechnician
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License CanceledJul 19, 2025
- License ModifiedMay 16, 2022
- System-Generated GrantMar 29, 2021
- License IssuedMar 29, 2021
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.