Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KY4HAM callsign genealogy
Currently held by Williamson, Farley
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 KY4HAM's current licensee, walking backwards.
- LINDSEY, BOBBY LKYgranted 2023-01-04cancelled 2023-08-11
Successor callsigns
Callsigns held now by people who previously held KY4HAM.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KY4HAM, oldest first.
- Williamson, Farley KY2011-05-06 → cancelled 2023-06-09
- LINDSEY, BOBBY L KY2023-08-11 active