Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7DX callsign genealogy
Currently held by WESTERN WASHINGTON DX CLUB
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 W7DX's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held W7DX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7DX, oldest first.
- BRUSH, DAVID R WA1996-04-03 → cancelled 1997-11-21
- WESTERN WASHINGTON DX CLUB WA2019-02-19 active