Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KY4XS callsign genealogy
Currently held by Amarante, Jesus E
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 KY4XS's current licensee, walking backwards.
- Amarante, Jesus EFLgranted 2016-11-22cancelled 2023-05-09
Successor callsigns
Callsigns held now by people who previously held KY4XS.
No current licensee on record previously held this callsign.