Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7SWT callsign genealogy
Currently held by Troyer, Steven W
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 N7SWT's current licensee, walking backwards.
- Troyer, Steven WORgranted 2005-03-24cancelled 2010-04-03
Successor callsigns
Callsigns held now by people who previously held N7SWT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7SWT, oldest first.
- ROHRER, DOUGLAS G WA1992-02-11 → cancelled 2004-02-12
- Troyer, Steven W OR2020-03-14 active