Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6YZ callsign genealogy
Currently held by WALLACE, EDWARD A
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 W6YZ's current licensee, walking backwards.
- Treseder, Robert CUTgranted 2011-11-30cancelled 2012-03-13
Successor callsigns
Callsigns held now by people who previously held W6YZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6YZ, oldest first.
- WALLACE, EDWARD A CA1987-12-01 → cancelled 1999-12-02
- BUTTE CO DX ASSOC CA2000-02-22 → cancelled 2012-02-23
- Treseder, Robert C UT2022-03-12 active