Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KN6OSY callsign genealogy
Currently held by Heritage High School Amateur 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 KN6OSY'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 KN6OSY.
- W6HHSactiveHeritage High School Amateur Radio ClubCAgranted 2021-05-28