Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K6KMG callsign genealogy
Currently held by Grigorescu, Matthew
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 K6KMG's current licensee, walking backwards.
- Grigorescu, MatthewCAgranted 2019-05-22cancelled 2019-09-10
Successor callsigns
Callsigns held now by people who previously held K6KMG.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K6KMG, oldest first.
- MC GIMPSEY, RALPH E CA1997-07-28 → cancelled 2009-07-29
- Grigorescu, Matthew CA2019-09-10 active