Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6GJM callsign genealogy
Currently held by MC NAMARA, GARY 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 K6GJM's current licensee, walking backwards.
- MC NAMARA, GARY JCAgranted 2017-02-01cancelled 2018-09-25
Successor callsigns
Callsigns held now by people who previously held K6GJM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K6GJM, oldest first.
- CRAWFORD, RICHARD A CA2003-05-14 → cancelled 2015-07-28
- MC NAMARA, GARY J CA2018-09-25 active