Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4BZA callsign genealogy
Currently held by ZENON ALONSO, JOSE
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 N4BZA's current licensee, walking backwards.
- ZENON ALONSO, JOSESCgranted 2016-03-24cancelled 2018-12-14
Successor callsigns
Callsigns held now by people who previously held N4BZA.
No current licensee on record previously held this callsign.