WB4DER
Unknown2x3Zone 4
License HolderWinkler Jr, James E
License ClassAdvanced
Min. Class RequiredTechnician
Requires Technician license or higher to apply for this callsign format (2x3).
License History
- License ExpiredJul 14, 2016
- Tax ID (TIN) AddedApr 26, 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.