Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WP4JR callsign genealogy
Currently held by GROCE, ELIZABETH A
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 WP4JR's current licensee, walking backwards.
- ROMAN RODRIGUEZ, JORGEPRgranted 2022-04-11cancelled 2022-04-29
Successor callsigns
Callsigns held now by people who previously held WP4JR.
- REYES SR, JONATHANPRgranted 2019-08-30
All historical holders
Every license row we've seen with the callsign WP4JR, oldest first.
- GROCE, ELIZABETH A FL2006-09-13 → cancelled 2018-11-15
- REYES SR, JONATHAN PR2019-01-01 → cancelled 2019-08-30
- ROMAN RODRIGUEZ, JORGE PR2022-04-29 active