Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KM6KMA callsign genealogy
Currently held by Ma, Kevin
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 KM6KMA's current licensee, walking backwards.
- Ma, KevinCAgranted 2018-02-14cancelled 2018-03-06
Successor callsigns
Callsigns held now by people who previously held KM6KMA.
- MARNELL, HARRY ACAgranted 2013-10-01cancelled 2026-03-07
All historical holders
Every license row we've seen with the callsign KM6KMA, oldest first.
- MARNELL, HARRY A CA2003-06-03 → cancelled 2003-11-25
- Ma, Kevin CA2018-03-06 active