Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NP3DR callsign genealogy
Currently held by OCASIO, JOSE 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 NP3DR's current licensee, walking backwards.
- Rodriguez-De Leon, David JPRgranted 2018-01-16cancelled 2021-01-22
Successor callsigns
Callsigns held now by people who previously held NP3DR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NP3DR, oldest first.
- OCASIO, JOSE M PR2006-07-10 → cancelled 2018-07-26
- Rodriguez-De Leon, David J PR2021-01-22 active