Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF6J callsign genealogy
Currently held by Trujillo Rodriguez, Jesus Felipe
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 KF6J's current licensee, walking backwards.
- Trujillo Rodriguez, Jesus FelipeCAgranted 2013-09-24cancelled 2022-09-02
Successor callsigns
Callsigns held now by people who previously held KF6J.
All historical holders
Every license row we've seen with the callsign KF6J, oldest first.
- Alford 743, Jerald A CA2020-07-23 → cancelled 2020-08-14
- Trujillo Rodriguez, Jesus Felipe CA2022-09-02 active
- —— → cancelled 1997-08-22