K4SFO
Unknown1x3Zone 4
License HolderWilkerson, James M
License ClassTechnician
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- License RenewedMar 17, 2023
- Administrative Update AppliedApr 3, 2013
- License IssuedNov 19, 2011
- Vanity Callsign GrantedNov 19, 2011
- License ExpiredDec 17, 2009
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.