Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC3MU callsign genealogy
Currently held by YU, WAN
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 AC3MU's current licensee, walking backwards.
- YU, WANPAgranted 2023-05-23cancelled 2024-07-02
Successor callsigns
Callsigns held now by people who previously held AC3MU.
No current licensee on record previously held this callsign.