Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K6JEL callsign genealogy
Currently held by WILLIAMS, MARK W
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 K6JEL's current licensee, walking backwards.
- WILLIAMS, MARK WMIgranted 2021-11-15cancelled 2021-12-03
Successor callsigns
Callsigns held now by people who previously held K6JEL.
- MUNGER, AUSTIN BCAgranted 2016-12-06
All historical holders
Every license row we've seen with the callsign K6JEL, oldest first.
- MUNGER, AUSTIN B CA2016-04-23 → cancelled 2016-12-06
- WILLIAMS, MARK W MI2021-12-03 active