K4HFD
Unknown1x3Zone 4
License HolderJohnston, Ryan R
License ClassAmateur Extra
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- License RenewedJun 23, 2016
- Administrative Update AppliedJul 8, 2008
- License ModifiedApr 5, 2007
- License IssuedAug 29, 2006
- Vanity Callsign GrantedAug 29, 2006
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.