Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KW4SS callsign genealogy
Currently held by YATES, SAMUEL 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 KW4SS's current licensee, walking backwards.
- Sander, SamuelGAgranted 2024-07-23cancelled 2026-08-28
Successor callsigns
Callsigns held now by people who previously held KW4SS.
- YATES, SAMUEL SVAgranted 2004-07-07cancelled 2006-07-11
All historical holders
Every license row we've seen with the callsign KW4SS, oldest first.
- YATES, SAMUEL S VA2004-03-02 → cancelled 2004-07-07
- Sander, Samuel GA2026-08-28 active