KC1ESF
Unknown2x3Zone 1
License HolderHeffernan, Pat
License ClassTechnician
Min. Class RequiredTechnician
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- Administrative Update AppliedJan 26, 2026
- License RenewedJan 23, 2026
- License ModifiedNov 14, 2016
- System-Generated GrantNov 19, 2015
- License IssuedNov 19, 2015
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.