WN3OSI
Unknown2x3Zone 3
License HolderKOSS, DAVID M
License ClassGeneral
Min. Class RequiredTechnician
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License IssuedNov 14, 2024
- Vanity Callsign GrantedNov 14, 2024
- License CanceledJun 3, 2022
- License ModifiedMay 9, 2022
- License IssuedFeb 1, 2022
- Vanity Callsign GrantedFeb 1, 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.