K4TBI
Unknown1x3Zone 4
License HolderIRWIN, THOMAS B
License ClassAmateur Extra
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- License RenewedSep 28, 2019
- Administrative Update AppliedJul 3, 2018
- License IssuedNov 21, 2009
- Vanity Callsign GrantedNov 21, 2009
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.