Confidence: Medium · Source: FCC ULS · As of 2026-09-14
NM7W callsign genealogy
Currently held by Helms, Arlon
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 NM7W's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held NM7W.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign NM7W, oldest first.
- Helms, Arlon OR2005-01-05 → cancelled 2017-02-10
- Wendell, Nicholas M WY2017-02-28 active