Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NP3MR callsign genealogy
Currently held by CABRERA PORRATA, DARY M
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 NP3MR's current licensee, walking backwards.
- Medina-Ramirez, Alberic JPRgranted 2014-06-05cancelled 2015-01-10
Successor callsigns
Callsigns held now by people who previously held NP3MR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NP3MR, oldest first.
- CABRERA PORRATA, DARY M PR1997-04-16 → cancelled 2009-04-17
- Medina-Ramirez, Alberic J PR2024-12-03 active