Confidence: Medium · Source: FCC ULS · As of 2026-09-14
NM7X callsign genealogy
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 NM7X's current licensee, walking backwards.
- GORNIAK, MICHAEL JMNgranted 1998-12-17cancelled 2003-05-30
Successor callsigns
Callsigns held now by people who previously held NM7X.
- CASAROW, DAVID LAZgranted 1998-08-17cancelled 2003-08-03
All historical holders
Every license row we've seen with the callsign NM7X, oldest first.
- GORNIAK, MICHAEL J MN2023-03-07 active
- —— → cancelled 1998-08-17