KD1US
Unknown2x2Zone 1
License HolderCROWLING, ROBERT K
License ClassAmateur Extra
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (2x2).
License History
- License RenewedMay 28, 2025
- Administrative Update AppliedFeb 23, 2016
- License RenewedFeb 20, 2014
- Administrative Update AppliedFeb 20, 2014
- Administrative Update AppliedAug 24, 2010
- Administrative Update AppliedSep 19, 2006
- Administrative Update AppliedMar 4, 2004
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.