KO4OIO
Unknown2x3Zone 4
License HolderRoach, Robert D
License ClassTechnician
Min. Class RequiredTechnician
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- Administrative Update AppliedMay 21, 2025
- License ModifiedApr 28, 2021
- License ModifiedApr 9, 2021
- System-Generated GrantMar 17, 2021
- License IssuedMar 17, 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.