Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N6JSN callsign genealogy
Currently held by Nisle, Jeff 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 N6JSN's current licensee, walking backwards.
- Nisle, Jeff SCAgranted 2016-01-08cancelled 2016-01-29
Successor callsigns
Callsigns held now by people who previously held N6JSN.
- DE ROOS, JOHN TARgranted 2023-09-19
All historical holders
Every license row we've seen with the callsign N6JSN, oldest first.
- DE ROOS, JOHN T AR2009-11-17 → cancelled 2013-09-27
- Nisle, Jeff S CA2016-01-29 active