Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC9FLJ callsign genealogy
Currently held by Ridge Runners 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 KC9FLJ'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 KC9FLJ.
- W6BXactiveRidge Runners Radio ClubCAgranted 2024-06-04