Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC1SS callsign genealogy
Currently held by Chang, Weiren
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 AC1SS's current licensee, walking backwards.
- Chang, WeirenCTgranted 2024-09-07cancelled 2024-09-23
Successor callsigns
Callsigns held now by people who previously held AC1SS.
No current licensee on record previously held this callsign.