Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N0SDX callsign genealogy
Currently held by ELLIS, ROSE 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 N0SDX's current licensee, walking backwards.
- DE LURGIO II, STEPHEN ATXgranted 2016-11-01cancelled 2016-11-26
Successor callsigns
Callsigns held now by people who previously held N0SDX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0SDX, oldest first.
- ELLIS, ROSE M MO2003-12-16 → cancelled 2016-03-16
- DE LURGIO II, STEPHEN A IL2016-11-26 active