K4OOI
Unknown1x3Zone 4
License HolderWILSON, ROBERT C
License ClassAmateur Extra
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- License RenewedMar 5, 2026
- Administrative Update AppliedFeb 26, 2026
- License RenewedApr 12, 2016
- Vanity Callsign GrantedApr 7, 2006
- License IssuedApr 7, 2006
- Internal Correction AppliedMar 22, 2006
- Internal Correction AppliedMar 22, 2006
- License RenewedJan 22, 2003
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.