Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N3JSK callsign genealogy
Currently held by MURRAY, MICHAEL J
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 N3JSK's current licensee, walking backwards.
- Klostreich, Jacob SFLgranted 2017-10-16cancelled 2018-01-06
Successor callsigns
Callsigns held now by people who previously held N3JSK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N3JSK, oldest first.
- MURRAY, MICHAEL J PA2001-05-30 → cancelled 2013-06-12
- Klostreich, Jacob S FL2018-01-06 active