K3CO
Unknown1x2Zone 3
License HolderWaltrop Jr, Frank K
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
Requires Amateur Extra license or higher to apply for this callsign format (1x2).
License History
- License RenewedAug 13, 2025
- License RenewedNov 30, 2013
- License IssuedJan 30, 2004
- Vanity Callsign GrantedJan 30, 2004
- License ExpiredDec 18, 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.