W4BIO
Unknown1x3Zone 4
License HolderVon Baumgarten, Barbara J
License ClassTechnician
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- Administrative Update AppliedMar 7, 2026
- License RenewedDec 28, 2016
- License IssuedMar 2, 2007
- Vanity Callsign GrantedMar 2, 2007
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.