Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC9RJM callsign genealogy
Currently held by Schlaugat DXers Radio Society
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 KC9RJM'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 KC9RJM.
- W9SDactiveSchlaugat DXers Radio SocietyWIgranted 2019-12-24