Confidence: Medium · Source: FCC ULS · As of 2026-09-11
NP3JS callsign genealogy
Currently held by SANTIAGO, JOSE 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 NP3JS's current licensee, walking backwards.
- SANTIAGO, JOSE APRgranted 2019-05-29cancelled 2019-06-18
Successor callsigns
Callsigns held now by people who previously held NP3JS.
- mendez vazquez, orlandoPRgranted 2017-01-31
All historical holders
Every license row we've seen with the callsign NP3JS, oldest first.
- MENDEZ VAZQUEZ, ORLANDO PR2017-01-13 → cancelled 2017-01-31
- SANTIAGO, JOSE A PR2019-06-18 active