Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AA7BY callsign genealogy
Currently held by Young, William J
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 AA7BY's current licensee, walking backwards.
- Anderson, Aubrey EORgranted 2016-11-16cancelled 2020-10-03
Successor callsigns
Callsigns held now by people who previously held AA7BY.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AA7BY, oldest first.
- Young, William J AZ2004-09-28 → cancelled 2016-09-29
- Anderson, Aubrey E WA2020-10-03 active