Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N0SFR callsign genealogy
Currently held by ROUTH, CHARLES E
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 N0SFR's current licensee, walking backwards.
- Tuschhoff, StetsonMOgranted 2013-08-13cancelled 2016-10-12
Successor callsigns
Callsigns held now by people who previously held N0SFR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N0SFR, oldest first.
- ROUTH, CHARLES E CO1992-04-21 → cancelled 2004-04-22
- Tuschhoff, Stetson MO2016-10-12 active