Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N7WTT callsign genealogy
Currently held by NIGHTWINE, WILLIAM
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 N7WTT's current licensee, walking backwards.
- WALKER, BRIAN RUTgranted 2020-07-16cancelled 2020-10-23
Successor callsigns
Callsigns held now by people who previously held N7WTT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7WTT, oldest first.
- NIGHTWINE, WILLIAM AZ1992-03-03 → cancelled 2004-03-04
- WALKER, BRIAN R UT2020-10-23 active