Confidence: Medium · Source: FCC ULS · As of 2026-09-12
NM3G callsign genealogy
Currently held by LEUTHOLD, BRIAN H
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 NM3G's current licensee, walking backwards.
- MAINHART, RICHARD TNCgranted 2008-01-17cancelled 2011-04-29
Successor callsigns
Callsigns held now by people who previously held NM3G.
- LEUTHOLD, BRIAN HPAgranted 2020-03-30
All historical holders
Every license row we've seen with the callsign NM3G, oldest first.
- LEUTHOLD, BRIAN H PA1999-10-20 → cancelled 2000-06-17
- MAINHART, RICHARD T NC2021-02-03 active