K4MKS
Unknown1x3Zone 4
License HolderSIDEL, M KENT
License ClassAmateur Extra
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- Administrative Update AppliedJan 31, 2026
- License RenewedAug 17, 2016
- Administrative Update AppliedJan 30, 2010
- Administrative Update AppliedMar 18, 2008
- License RenewedOct 28, 2006
- Tax ID (TIN) AddedOct 24, 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.