W4NIJ
Unknown1x3Zone 4
License HolderGREENBERG, HERBERT
License ClassTechnician
Min. Class RequiredGeneral
Requires General license or higher to apply for this callsign format (1x3).
License History
- License RenewedJan 13, 2026
- License RenewedMar 12, 2016
- License RenewedJan 31, 2006
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.