KO4YOB
Unknown2x3Zone 4
License HolderMULLINS, RANDALL A
License ClassTechnician
Min. Class RequiredTechnician
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License ModifiedNov 21, 2025
- System-Generated GrantMar 14, 2022
- License IssuedMar 14, 2022
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.