Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WP4PV callsign genealogy
Currently held by RUIZ, MELVIN
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 WP4PV's current licensee, walking backwards.
- Vazquez - Pena, PabloPRgranted 2019-03-07cancelled 2019-07-02
Successor callsigns
Callsigns held now by people who previously held WP4PV.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WP4PV, oldest first.
- RUIZ, MELVIN PR1989-01-31 → cancelled 2001-02-01
- VAZQUEZ PENA, PABLO PR2019-07-02 active