Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KH2YL callsign genealogy
Currently held by MATSUMOTO, KOUKO
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 KH2YL's current licensee, walking backwards.
- MATSUMOTO, KOUKOGUgranted 2017-12-18cancelled 2018-04-03
Successor callsigns
Callsigns held now by people who previously held KH2YL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KH2YL, oldest first.
- Aban, Jerry A GU2003-11-06 → cancelled 2015-11-07
- MATSUMOTO, KOUKO UT2018-04-03 active