K4DFI
Unknown1x3Zone 4
License HolderLudwig Jr, Jacob C
License ClassAdvanced
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- License RenewedNov 7, 2017
- License RenewedOct 26, 2007
- FRN Association Letter SentSep 21, 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.