Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WD6S callsign genealogy
Currently held by BRIER, JACK C
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 WD6S's current licensee, walking backwards.
- Fritz, Robert ECAgranted 2005-05-31cancelled 2007-06-12
Successor callsigns
Callsigns held now by people who previously held WD6S.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WD6S, oldest first.
- BRIER, JACK C CA1994-07-15 → cancelled 2006-07-18
- Fritz, Robert E ID2017-03-16 active