Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W3DWC callsign genealogy
Currently held by Cohen, David W
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 W3DWC's current licensee, walking backwards.
- Cohen, David WMDgranted 2018-10-09cancelled 2021-02-09
Successor callsigns
Callsigns held now by people who previously held W3DWC.
No current licensee on record previously held this callsign.