Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KG6MBM callsign genealogy
Currently held by Sonoma County Aux Comm Serv
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 KG6MBM's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KG6MBM.
- K6ACSactiveSONOMA COUNTY AUX COMM SERVCAgranted 2023-01-13