Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7JYZ callsign genealogy
Currently held by BARRETT, WILLIAM R
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 K7JYZ's current licensee, walking backwards.
- Sanderson, Pamela MWAgranted 2020-10-19cancelled 2021-08-23
Successor callsigns
Callsigns held now by people who previously held K7JYZ.
- BARRETT, WILLIAM RIDgranted 2022-02-03
All historical holders
Every license row we've seen with the callsign K7JYZ, oldest first.
- BARRETT, WILLIAM R ID2002-04-02 → cancelled 2002-04-26
- Sanderson, Pamela M TX2021-08-23 active