KO4SOG
Unknown2x3Zone 4
License HolderIrving, Thomas
License ClassTechnician
Min. Class RequiredTechnician
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License CanceledJun 26, 2025
- License ModifiedJun 26, 2025
- License ModifiedApr 12, 2024
- Administrative Update AppliedJan 30, 2024
- System-Generated GrantAug 16, 2021
- License IssuedAug 16, 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.