K4BYU
Unknown1x3Zone 4
License HolderHANRAHAN, CATHY L
License ClassTechnician
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- Vanity Callsign GrantedMay 19, 2023
- License IssuedMay 19, 2023
- License CanceledApr 27, 2021
- Vanity Callsign GrantedApr 6, 2021
- License IssuedApr 6, 2021
- License ExpiredMar 4, 2020
- License RenewedFeb 1, 2008
- Tax ID (TIN) AddedJan 25, 2008
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.