Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7STU callsign genealogy
Currently held by Stewart, Dennis I
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 N7STU's current licensee, walking backwards.
- Stewart, Dennis IIDgranted 2010-06-10cancelled 2013-06-01
Successor callsigns
Callsigns held now by people who previously held N7STU.
- BROWN, ROBERTCAgranted 2020-05-29
All historical holders
Every license row we've seen with the callsign N7STU, oldest first.
- BROWN, ROBERT W CA1995-09-26 → cancelled 2000-05-26
- Stewart, Dennis I ID2023-03-07 active