Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KY4KS callsign genealogy
Currently held by Schneider, Kevin L
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 KY4KS's current licensee, walking backwards.
- SMITH, KEITH DKYgranted 2018-12-18cancelled 2019-11-13
Successor callsigns
Callsigns held now by people who previously held KY4KS.
- Schneider, Kevin LKYgranted 2022-07-23
All historical holders
Every license row we've seen with the callsign KY4KS, oldest first.
- Schneider, Kevin L KY2002-03-28 → cancelled 2002-08-13
- SMITH, KEITH D KY2019-11-13 active