K4COL
Unknown1x3Zone 4
License HolderHAMMOND, ROBERT L
License ClassAdvanced
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- License RenewedAug 9, 2025
- Administrative Update AppliedMay 13, 2022
- License IssuedOct 9, 2015
- Vanity Callsign GrantedOct 9, 2015
- License ExpiredJun 9, 2015
- License RenewedMar 10, 2003
- Tax ID (TIN) AddedMar 10, 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.