K4EFI
Unknown1x3Zone 4
License HolderClark, David J
License ClassGeneral
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- License ModifiedJul 27, 2021
- Vanity Callsign GrantedMay 14, 2019
- License IssuedMay 14, 2019
- License CanceledJul 1, 2016
- Administrative Update AppliedJun 16, 2016
- License ModifiedJun 9, 2016
- License ModifiedSep 17, 2015
- License IssuedApr 28, 2007
- Vanity Callsign GrantedApr 28, 2007
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.