KO4YRW
Unknown2x3Zone 4
License HolderDu, Haoze
License ClassTechnician
Min. Class RequiredTechnician
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License CanceledApr 7, 2022
- License ModifiedApr 4, 2022
- System-Generated GrantMar 17, 2022
- License IssuedMar 17, 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.