Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KY4CPA callsign genealogy
Currently held by McFarlen, Marvin L
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 KY4CPA's current licensee, walking backwards.
- McFarlen, Marvin LKYgranted 2020-06-23cancelled 2020-09-09
Successor callsigns
Callsigns held now by people who previously held KY4CPA.
No current licensee on record previously held this callsign.