Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NP4RE callsign genealogy
Currently held by ALVAREZ SANCHEZ, ROSA E
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 NP4RE's current licensee, walking backwards.
- Alvarez-Sanchez, Rosa EPRgranted 2020-02-06cancelled 2020-03-13
Successor callsigns
Callsigns held now by people who previously held NP4RE.
No current licensee on record previously held this callsign.