Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WP4RG callsign genealogy
Currently held by GONZALEZ DE JESUS, ROLANDO
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 WP4RG's current licensee, walking backwards.
- GONZALEZ DE JESUS, ROLANDOPRgranted 2013-12-30cancelled 2015-10-14
Successor callsigns
Callsigns held now by people who previously held WP4RG.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WP4RG, oldest first.
- ROMERO, ISAI PR1988-09-13 → cancelled 2000-09-14
- GONZALEZ DE JESUS, ROLANDO PR2015-10-14 active