Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WP3D callsign genealogy
Currently held by Martinez-Espinal, Ramon 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 WP3D's current licensee, walking backwards.
- Martinez-Espinal, Ramon EPRgranted 2000-09-08cancelled 2003-10-15
Successor callsigns
Callsigns held now by people who previously held WP3D.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WP3D, oldest first.
- MORALES, PEDRO PR1999-03-26 → cancelled 2000-06-06
- Martinez-Espinal, Ramon E FL2023-09-07 active