Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N9DMT callsign genealogy
Currently held by BOYD, WILLIAM R
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 N9DMT's current licensee, walking backwards.
- Barbieur, JakeWIgranted 2020-02-21cancelled 2022-02-18
Successor callsigns
Callsigns held now by people who previously held N9DMT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N9DMT, oldest first.
- BOYD, WILLIAM R IL1998-02-25 → cancelled 2010-02-26
- Barbieur, Jake WI2022-02-18 active