Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KF4EVO callsign genealogy
Currently held by DEL VALLE, EUSEBIO J
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 KF4EVO's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KF4EVO.
- DEL VALLE FORTEZA, EUSEBIO JFLgranted 2016-09-12