Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AA4JS callsign genealogy
Currently held by PARKER, JEAN K
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 AA4JS's current licensee, walking backwards.
- KR4GSWcancelledFort Myers Amateur Radio ClubFLgranted 2025-09-15cancelled 2025-12-09
Successor callsigns
Callsigns held now by people who previously held AA4JS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AA4JS, oldest first.
- PARKER, JEAN K FL2003-12-05 → cancelled 2015-12-08
- Scharbrough, Jon E FL2016-03-18 → cancelled 2025-06-14
- Fort Myers Amateur Radio Club FL2025-12-09 active