WI4O
Unknown2x1Zone 4
License HolderBREMER, CHARLES C
License ClassAmateur Extra
Min. Class RequiredAmateur Extra
Requires Amateur Extra license or higher to apply for this callsign format (2x1).
License History
- License RenewedAug 14, 2025
- Administrative Update AppliedAug 14, 2025
- License RenewedJun 24, 2014
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.