Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N1GSC callsign genealogy
Currently held by Dolio, James
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 N1GSC's current licensee, walking backwards.
- Dolio, JamesMAgranted 2025-09-03cancelled 2025-12-09
Successor callsigns
Callsigns held now by people who previously held N1GSC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N1GSC, oldest first.
- EARLE, DAVID G MA2009-01-31 → cancelled 2021-03-12
- Dolio, James DE2025-12-09 active