Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KJ6CBM callsign genealogy
Currently held by Rialto Amateur Radio Club
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 KJ6CBM'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 KJ6CBM.
- K6RIAactiveRIALTO AMATEUR RADIO CLUBCAgranted 2019-07-03