W3OIO
Unknown1x3Zone 3
License HolderFreienmuth, William L
License ClassAmateur Extra
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- Administrative Update AppliedSep 10, 2019
- License RenewedJul 13, 2016
- License RenewedJul 5, 2006
- License ModifiedJun 10, 2000
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.