Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA8U callsign genealogy
Currently held by Nakayama, Kazuya
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 KA8U's current licensee, walking backwards.
- Nakayama, KazuyaCAgranted 2010-09-14cancelled 2010-10-05
Successor callsigns
Callsigns held now by people who previously held KA8U.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KA8U, oldest first.
- HILLS, NORMAN L MI1994-06-29 → cancelled 2006-06-30
- Nakayama, Kazuya OR2020-07-14 active