WB4OSU
Unknown2x3Zone 4
License HolderRapp, Sherri
License ClassGeneral
Min. Class RequiredTechnician
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License RenewedSep 9, 2025
- License ModifiedMar 23, 2016
- License IssuedOct 16, 2015
- Vanity Callsign GrantedOct 16, 2015
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.