K4JSI
Unknown1x3Zone 3
License HolderCotner, Calvin B
License ClassAmateur Extra
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- License ExpiredDec 19, 2019
- Tax ID (TIN) AddedOct 15, 2007
- License RenewedOct 15, 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.