Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WP4EI callsign genealogy
Currently held by FERNANDO GINES, RUBEN T
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 WP4EI'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 WP4EI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WP4EI, oldest first.
- FERNANDO GINES, RUBEN T PR1996-12-27 → cancelled 2000-04-13
- ROSARIO COLON, ERIMAR PR2024-09-17 active