Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC9YAN callsign genealogy
Currently held by Columbia Yacht Club Amateur 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 KC9YAN'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 KC9YAN.
- K9CYCactiveColumbia Yacht Club Amateur Radio SocietyILgranted 2022-12-22