Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KH6OX callsign genealogy
Currently held by YOSHIMOTO, MITSURU
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 KH6OX's current licensee, walking backwards.
- HARAGUCHI, DON THIgranted 2022-06-09cancelled 2024-02-16
Successor callsigns
Callsigns held now by people who previously held KH6OX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KH6OX, oldest first.
- YOSHIMOTO, MITSURU WA2003-12-02 → cancelled 2015-12-08
- HARAGUCHI, DON T HI2024-02-16 active