K4BTR
Unknown1x3Zone 4
License HolderMitchell, Harold T
License ClassAmateur Extra
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- Vanity Callsign GrantedJan 22, 2025
- License IssuedJan 22, 2025
- License CanceledAug 24, 2021
- Administrative Update AppliedApr 10, 2021
- License ModifiedApr 1, 2021
- Vanity Callsign GrantedSep 4, 2020
- License IssuedSep 4, 2020
- License ExpiredFeb 12, 2019
- License RenewedNov 7, 2006
- License ModifiedJun 1, 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.