Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WB3NDC callsign genealogy
Currently held by COOK, BENJAMIN D
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by WB3NDC's current licensee, walking backwards.
- COOK, BENJAMIN DWAgranted 2022-04-06cancelled 2022-04-29
Successor callsigns
Callsigns held now by people who previously held WB3NDC.
No current licensee on record previously held this callsign.