Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N6SDF callsign genealogy
Currently held by Fulrath, Scott D
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 N6SDF's current licensee, walking backwards.
- Faulk, Scott DCAgranted 2016-12-29cancelled 2017-01-18
Successor callsigns
Callsigns held now by people who previously held N6SDF.
- Fulrath, Scott DSCgranted 2022-03-01
All historical holders
Every license row we've seen with the callsign N6SDF, oldest first.
- SARBACKER, JOHN R CA1998-01-23 → cancelled 2010-01-26
- Fulrath, Scott D CA2011-10-21 → cancelled 2012-02-22
- Faulk, Scott D CA2017-01-18 active