Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WB7DGB callsign genealogy
Currently held by WINN, DALE H
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 WB7DGB's current licensee, walking backwards.
- Butler, David GCAgranted 2013-01-16cancelled 2019-05-21
Successor callsigns
Callsigns held now by people who previously held WB7DGB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB7DGB, oldest first.
- WINN, DALE H UT1998-11-23 → cancelled 2010-11-24
- Butler, David G CA2019-05-21 active