Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WS1Z callsign genealogy
Currently held by OGOSE, SHIGEAKI
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 WS1Z's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held WS1Z.
No current licensee on record previously held this callsign.