Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W6MJL callsign genealogy
Currently held by Leonard, Matt J
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 W6MJL's current licensee, walking backwards.
- Leonard, Matt JCAgranted 2020-02-19cancelled 2020-03-13
Successor callsigns
Callsigns held now by people who previously held W6MJL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6MJL, oldest first.
- Lambert, Michael J CA1998-01-22 → cancelled 2010-01-23
- Leonard, Matt J CA2020-03-13 active