Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N3JI callsign genealogy
Currently held by ISABELLA, JOSEPH M
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 N3JI's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held N3JI.
- ISABELLA, JOSEPH MFLgranted 2021-06-22
All historical holders
Every license row we've seen with the callsign N3JI, oldest first.
- ISABELLA, JOSEPH M TX2020-09-26 → cancelled 2021-06-22
- Villarreal, Patrick F CA2023-07-14 active