Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KY4VR callsign genealogy
Currently held by MARTIN, WILLIAM B
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 KY4VR's current licensee, walking backwards.
- MARTIN, WILLIAM BVAgranted 2023-02-15cancelled 2023-03-03
Successor callsigns
Callsigns held now by people who previously held KY4VR.
No current licensee on record previously held this callsign.