Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KY4EF callsign genealogy
Currently held by MILLSAPS, BARRY K
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 KY4EF's current licensee, walking backwards.
- MILLSAPS, BARRY KSCgranted 2020-06-10cancelled 2021-02-08
Successor callsigns
Callsigns held now by people who previously held KY4EF.
No current licensee on record previously held this callsign.