KK4TRF
Available2x3Zone 4
License HolderMACKEN, ROBERT C
License ClassTechnician
Min. Class RequiredTechnician
Grant DateSep 3, 2013
Expiration DateSep 3, 2023
Cancellation DateSep 4, 2025
Available for ApplicationsSep 4, 2025
This callsign is available now
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License ExpiredSep 4, 2025
- System-Generated GrantSep 3, 2013
- License IssuedSep 3, 2013
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.