Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KY4YH callsign genealogy
Currently held by GIBSON, THOMAS F
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 KY4YH's current licensee, walking backwards.
- GIBSON, THOMAS FFLgranted 2016-06-27cancelled 2023-05-24
Successor callsigns
Callsigns held now by people who previously held KY4YH.
No current licensee on record previously held this callsign.