Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AA7FO callsign genealogy
Currently held by Adams, Chuck
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 AA7FO's current licensee, walking backwards.
- Adams, ChuckAZgranted 2022-03-08cancelled 2022-05-03
Successor callsigns
Callsigns held now by people who previously held AA7FO.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AA7FO, oldest first.
- DERRICK, GARY L OR2009-01-06 → cancelled 2021-01-30
- Adams, Chuck AZ2022-05-03 active