Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4JSA callsign genealogy
Currently held by SCHNEIDER, JULIA 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 N4JSA's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held N4JSA.
- SCHNEIDER, JULIA MFLgranted 2024-05-04cancelled 2025-06-27
All historical holders
Every license row we've seen with the callsign N4JSA, oldest first.
- FARRELL, MARY ELLEN VA2006-03-15 → cancelled 2018-05-03
- SCHNEIDER, JULIA M FL2022-06-14 → cancelled 2024-05-04