Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AH0Z callsign genealogy
Currently held by Yokouchi, Toshitaka
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 AH0Z's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held AH0Z.
No current licensee on record previously held this callsign.