KE4OUO
Unknown2x3Zone 4
License HolderCALLAHAN JR, MARVIN
License ClassTechnician
Min. Class RequiredTechnician
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License RenewedJul 11, 2014
- Administrative Update AppliedJul 11, 2014
- FRN Association Letter SentJun 30, 2004
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.