Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WH0AU callsign genealogy
Currently held by Nonaka, Toshihiro
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 WH0AU's current licensee, walking backwards.
- Nonaka, ToshihiroMPgranted 2011-06-16cancelled 2011-07-12
Successor callsigns
Callsigns held now by people who previously held WH0AU.
No current licensee on record previously held this callsign.