Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KY4JD callsign genealogy
Currently held by DONNELLY, JOHN P
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 KY4JD's current licensee, walking backwards.
- KC4KMVcancelledcancelled 1997-09-17
Successor callsigns
Callsigns held now by people who previously held KY4JD.
No current licensee on record previously held this callsign.