KB4ERF
Unknown2x3Zone 7
License HolderMACKIN, DAVID J E
License ClassAdvanced
Min. Class RequiredTechnician
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License RenewedSep 20, 2022
- License RenewedSep 18, 2012
- Administrative Update AppliedNov 4, 2008
- License RenewedSep 4, 2002
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.