Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6MJS callsign genealogy
Currently held by SEITZ, CHARLES H
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 K6MJS's current licensee, walking backwards.
- STUART, MICHAEL JCAgranted 2016-05-19cancelled 2021-06-29
Successor callsigns
Callsigns held now by people who previously held K6MJS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K6MJS, oldest first.
- SEITZ, CHARLES H VA2009-06-02 → cancelled 2021-06-08
- STUART, MICHAEL J CA2021-06-29 active