KC1SOW
Unknown2x3Zone 1
License HolderKlemm, Mark S
License ClassTechnician
Min. Class RequiredTechnician
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License IssuedSep 20, 2025
- Vanity Callsign GrantedSep 20, 2025
- License CanceledMay 30, 2025
- License ModifiedJun 27, 2023
- System-Generated GrantMar 3, 2023
- License IssuedMar 3, 2023
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.