Confidence: Medium · Source: FCC ULS · As of 2026-09-14
NP3ZT callsign genealogy
Currently held by LOZANO BRITO, MAYILIN
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 NP3ZT's current licensee, walking backwards.
- Strubbe Ramirez, Yvonne MPRgranted 2016-03-04cancelled 2016-03-22
Successor callsigns
Callsigns held now by people who previously held NP3ZT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NP3ZT, oldest first.
- LOZANO BRITO, MAYILIN PR1998-11-06 → cancelled 2010-11-09
- Strubbe Ramirez, Yvonne M PR2016-03-22 active