Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NP4RD callsign genealogy
Currently held by RODRIGUEZ, VIRGINIA
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 NP4RD's current licensee, walking backwards.
- RIVERA PIERLUISSI, MARCOS OPRgranted 2018-06-13cancelled 2019-10-01
Successor callsigns
Callsigns held now by people who previously held NP4RD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NP4RD, oldest first.
- RODRIGUEZ, VIRGINIA PR1992-06-09 → cancelled 2004-06-11
- RIVERA PIERLUISSI, MARCOS O PR2019-10-01 active