Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KK6JM callsign genealogy
Currently held by Marquez, Jose C
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 KK6JM's current licensee, walking backwards.
- Marquez, Jose CCAgranted 2020-10-13cancelled 2021-01-29
Successor callsigns
Callsigns held now by people who previously held KK6JM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KK6JM, oldest first.
- LANGFORD, ROBERT G CA2000-02-04 → cancelled 2012-04-18
- Marquez, Jose C CA2021-01-29 active