AJ4IN
Unknown2x2Zone 4
License HolderMUELLER, JEFFREY S
License ClassAmateur Extra
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (2x2).
License History
- Administrative Update AppliedNov 21, 2025
- License RenewedApr 10, 2018
- System-Generated GrantMay 20, 2008
- License IssuedMay 20, 2008
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.