Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N3JSG callsign genealogy
Currently held by MARTINI, WILLIAM E
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 N3JSG's current licensee, walking backwards.
- Gibson, Jeffrey STXgranted 2015-01-02cancelled 2015-01-30
Successor callsigns
Callsigns held now by people who previously held N3JSG.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N3JSG, oldest first.
- MARTINI, WILLIAM E PA1991-06-11 → cancelled 2003-06-12
- Gibson, Jeffrey S CA2015-01-30 active