Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KJ6KQW 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 KJ6KQW's current licensee, walking backwards.
- Cha, Henry HCAgranted 2019-02-26cancelled 2020-02-14
Successor callsigns
Callsigns held now by people who previously held KJ6KQW.
- Cha, Henry HCAgranted 2020-07-10