KN4MSU
Unknown2x3Zone 4
License HolderRooks, John H
License ClassTechnician
Min. Class RequiredTechnician
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- Administrative Update AppliedJun 17, 2025
- License ModifiedJun 14, 2019
- System-Generated GrantJun 1, 2018
- License IssuedJun 1, 2018
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.