Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N0XR callsign genealogy
Currently held by MADSEN, DEAN R
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 N0XR's current licensee, walking backwards.
- MADSEN, DEAN RIAgranted 2000-10-18cancelled 2008-09-20
- KB0BFAno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held N0XR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0XR, oldest first.
- FISCHER, SAMUEL W MO1997-04-08 → cancelled 2006-08-29
- MADSEN, DEAN R IA2018-07-06 active