Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W6YSI callsign genealogy
Currently held by Hays, James S
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 W6YSI's current licensee, walking backwards.
- Hays, James SCAgranted 2006-10-04cancelled 2012-03-10
Successor callsigns
Callsigns held now by people who previously held W6YSI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6YSI, oldest first.
- FOLSOM, STANLEY T CA2003-07-29 → cancelled 2009-12-23
- Hays, James S CA2022-03-29 active