Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KO6NRJ callsign genealogy
Currently held by San Jose Simplex
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 KO6NRJ'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 KO6NRJ.
- K6SJSactiveSan Jose SimplexCAgranted 2026-06-02