Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4EV callsign genealogy
Currently held by LEON, EDGAR R
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 KP4EV's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KP4EV.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KP4EV, oldest first.
- TORRES, MIGUEL A PR1987-09-29 → cancelled 1999-09-30
- LEON, EDGAR R PR2017-07-28 active