KI4OOR
Unknown2x3Zone 4
License HolderTrembula, David J
License ClassTechnician
Min. Class RequiredTechnician
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License RenewedApr 29, 2026
- Administrative Update AppliedJun 29, 2018
- Administrative Update AppliedApr 26, 2016
- License RenewedFeb 26, 2016
- Administrative Update AppliedNov 7, 2015
- License ModifiedApr 11, 2007
- System-Generated GrantApr 6, 2006
- License IssuedApr 6, 2006
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.