Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WP3SD callsign genealogy
Currently held by Rivera-Leandry, Ismael
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 WP3SD's current licensee, walking backwards.
- TORRES OLAN, AXEL YPRgranted 2023-06-27cancelled 2023-08-01
Successor callsigns
Callsigns held now by people who previously held WP3SD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WP3SD, oldest first.
- Rivera-Leandry, Ismael PR2002-06-24 → cancelled 2014-06-25
- TORRES OLAN, AXEL Y PR2023-08-01 active