Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1JPC callsign genealogy
Currently held by Chema, Jason
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 K1JPC's current licensee, walking backwards.
- Chema, JasonTXgranted 2021-12-06cancelled 2022-02-18
Successor callsigns
Callsigns held now by people who previously held K1JPC.
- Campbell, Jeffrey PNCgranted 2013-01-18cancelled 2022-11-03
All historical holders
Every license row we've seen with the callsign K1JPC, oldest first.
- Campbell, Jeffrey P NE2003-03-15 → cancelled 2003-04-15
- Chema, Jason TX2022-02-18 active