Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WP4UV callsign genealogy
Currently held by LOPEZ, GERARDO
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 WP4UV's current licensee, walking backwards.
- LOPEZ, GERARDOPRgranted 2021-12-17cancelled 2022-01-05
Successor callsigns
Callsigns held now by people who previously held WP4UV.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WP4UV, oldest first.
- LOPEZ, GERARDO PR2001-02-14 → cancelled 2013-05-01
- LOPEZ, GERARDO PR2022-01-05 active