Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4GAM callsign genealogy
Currently held by Brisson, Chris S
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 N4GAM's current licensee, walking backwards.
- Brisson, Christopher SGAgranted 2008-07-29cancelled 2009-02-03
Successor callsigns
Callsigns held now by people who previously held N4GAM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4GAM, oldest first.
- SEYMOUR, ALONZO GA1996-04-22 → cancelled 2008-04-23
- Brisson, Chris S IA2018-11-20 active