KO4WSL
Unknown2x3Zone 4
License HolderKruszewski SR, Buck R
License ClassTechnician
Min. Class RequiredTechnician
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License CanceledJan 25, 2025
- Administrative Update AppliedAug 16, 2022
- License ModifiedMar 15, 2022
- License ModifiedMar 8, 2022
- System-Generated GrantFeb 14, 2022
- License IssuedFeb 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.