K4SI
Unknown1x2Zone 4
License HolderCRANFORD, ROBERT C
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
Requires Amateur Extra license or higher to apply for this callsign format (1x2).
License History
- License IssuedOct 3, 2017
- Vanity Callsign GrantedOct 3, 2017
- Internal Correction AppliedAug 15, 2017
- Internal Correction AppliedAug 15, 2017
- License RenewedAug 9, 2006
- FRN Association Email SentJul 12, 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.