Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K0JSJ callsign genealogy
Currently held by JOB, 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 K0JSJ's current licensee, walking backwards.
- JOB, JASON SSDgranted 1991-10-22cancelled 2002-01-26
Successor callsigns
Callsigns held now by people who previously held K0JSJ.
No current licensee on record previously held this callsign.