Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6SON callsign genealogy
Currently held by HIGH DESERT ARC
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 K6SON's current licensee, walking backwards.
- W6LFJcancelledSONOMA COUNTY RADIO AMATEURS INCCAgranted 2007-03-27cancelled 2010-10-01
Successor callsigns
Callsigns held now by people who previously held K6SON.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K6SON, oldest first.
- HIGH DESERT ARC CA1998-06-24 → cancelled 2010-06-25
- SONOMA COUNTY RADIO AMATEURS INC CA2020-07-10 active