Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC4GS callsign genealogy
Currently held by Southard, George G D
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 AC4GS's current licensee, walking backwards.
- Southard, George G DFLgranted 2004-09-13cancelled 2004-11-05
Successor callsigns
Callsigns held now by people who previously held AC4GS.
- HOFFMAN, CHARLES RALgranted 2008-03-07cancelled 2019-03-28