Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KJ6CAR callsign genealogy
Currently held by Rocco, Christopher A
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 KJ6CAR's current licensee, walking backwards.
- Rocco, Christopher ACAgranted 2022-03-01cancelled 2022-03-29
Successor callsigns
Callsigns held now by people who previously held KJ6CAR.
- Mabli, Robert ACAgranted 2010-04-30cancelled 2022-05-03
All historical holders
Every license row we've seen with the callsign KJ6CAR, oldest first.
- Mabli, Robert A CA2009-09-03 → cancelled 2010-04-30
- Rocco, Christopher A CA2022-03-29 active