Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KI6OJY callsign genealogy
Currently held by Cha, Henry H
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 KI6OJY'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 KI6OJY.
- Cha, Henry HCAgranted 2020-02-14cancelled 2020-07-10