KI4MFL
Unknown2x3Zone 4
License HolderKoehler, Douglas A
License ClassTechnician
Min. Class RequiredTechnician
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License RenewedAug 7, 2025
- License RenewedOct 24, 2015
- Administrative Update AppliedSep 18, 2008
- License ModifiedJun 21, 2006
- System-Generated GrantOct 19, 2005
- License IssuedOct 19, 2005
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.