Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WH7P callsign genealogy
Currently held by KOBAYASHI, TOSHIO
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 WH7P's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held WH7P.
No current licensee on record previously held this callsign.