Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W7BDT callsign genealogy
Currently held by THOMPSON, BRIAN 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 W7BDT's current licensee, walking backwards.
- THOMPSON, BRIAN DWAgranted 2006-11-15cancelled 2007-02-13
Successor callsigns
Callsigns held now by people who previously held W7BDT.
- THOMPSON, BRIAN DUTgranted 2017-05-09