Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB6STS callsign genealogy
Currently held by Shimose, Steven T
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 WB6STS's current licensee, walking backwards.
- Shimose, Steven TCAgranted 2018-05-24cancelled 2018-06-12
Successor callsigns
Callsigns held now by people who previously held WB6STS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB6STS, oldest first.
- TRAFTON, WILBERT L NV1990-02-06 → cancelled 2002-03-07
- Shimose, Steven T CA2018-06-12 active