KJ4ESQ
Unknown2x3Zone 4
License HolderProbst, Frank C
License ClassTechnician
Min. Class RequiredTechnician
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License RenewedMay 30, 2018
- Administrative Update AppliedNov 3, 2015
- Administrative Update AppliedJul 20, 2013
- System-Generated GrantJun 12, 2008
- License IssuedJun 12, 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.