Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K8STS callsign genealogy
Currently held by SCHOWIAK, 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 K8STS's current licensee, walking backwards.
- Schowiak, Steven TMIgranted 2016-02-10cancelled 2016-04-02
Successor callsigns
Callsigns held now by people who previously held K8STS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K8STS, oldest first.
- MURPHY, VERN L MI1999-06-15 → cancelled 2011-06-16
- SCHOWIAK, STEVEN T MI2026-02-03 active