Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WP4AR callsign genealogy
Currently held by Ruiz Flores, Alexis J
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 WP4AR's current licensee, walking backwards.
- Ruiz Flores, Alexis JPRgranted 2007-10-02cancelled 2014-02-25
Successor callsigns
Callsigns held now by people who previously held WP4AR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WP4AR, oldest first.
- REGUERO, RICARDO L PR1996-06-04 → cancelled 2008-06-05
- Ruiz Flores, Alexis J PR2024-01-20 active