Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KY4EV callsign genealogy
Currently held by Barnard, Mark S
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 KY4EV's current licensee, walking backwards.
- Barnard, Mark SGAgranted 2018-05-02cancelled 2021-02-22
Successor callsigns
Callsigns held now by people who previously held KY4EV.
- Barnard, Mark SKYgranted 2021-03-13