Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K1JSN callsign genealogy
Currently held by Griffin, Jason D
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 K1JSN's current licensee, walking backwards.
- Griffin, JasonALgranted 2014-08-12cancelled 2015-04-14
Successor callsigns
Callsigns held now by people who previously held K1JSN.
No current licensee on record previously held this callsign.