Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K3JSJ callsign genealogy
Currently held by JOHNSON, JASON 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 K3JSJ's current licensee, walking backwards.
- JOHNSON, JASON SMDgranted 2017-01-06cancelled 2020-07-03
Successor callsigns
Callsigns held now by people who previously held K3JSJ.
No current licensee on record previously held this callsign.