K4OBI
Unknown1x3Zone 4
License HolderBROWN, TROY A
License ClassAmateur Extra
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- License RenewedAug 27, 2024
- Administrative Update AppliedAug 8, 2024
- License ModifiedSep 14, 2015
- Administrative Update AppliedSep 14, 2015
- License IssuedSep 3, 2014
- Vanity Callsign GrantedSep 3, 2014
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.