Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KP4ELC callsign genealogy
Currently held by LOPEZ OLIVER, LUIS 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 KP4ELC's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KP4ELC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KP4ELC, oldest first.
- LOPEZ OLIVER, LUIS E PR2005-12-06 → cancelled 2018-02-08
- LOPEZ SANTIAGO, EDWIN J PR2026-04-21 active