K4BIO
Unknown1x3Zone 4
License HolderVon Baumgarten, George S
License ClassGeneral
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- Administrative Update AppliedMar 6, 2026
- License RenewedSep 29, 2022
- License RenewedJan 4, 2012
- License ModifiedJan 21, 2003
- License IssuedMar 26, 2002
- Vanity Callsign GrantedMar 26, 2002
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.