K4SD
Unknown1x2Zone 4
License HolderACHTERHOF, GORDON M
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
Requires Amateur Extra license or higher to apply for this callsign format (1x2).
License History
- License RenewedFeb 17, 2021
- License RenewedMay 18, 2011
- License IssuedMay 15, 2001
- Internal Correction AppliedMay 3, 2001
- Internal Correction AppliedMay 3, 2001
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.