Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NP3BT callsign genealogy
Currently held by SANCHEZ, BETZAIDA
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 NP3BT's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held NP3BT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NP3BT, oldest first.
- SANCHEZ, BETZAIDA PR1996-06-04 → cancelled 2008-06-05
- BACENET-TIRADO, ANTONIO PR2017-01-21 active