Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N7MLS callsign genealogy
Currently held by NELSON, JOHN 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 N7MLS's current licensee, walking backwards.
- Nelson, John RAZgranted 2012-06-15cancelled 2012-07-03
Successor callsigns
Callsigns held now by people who previously held N7MLS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N7MLS, oldest first.
- NELSON, JOHN R AZ1998-11-27 → cancelled 2010-11-28
- Nelson, John R AZ2022-04-05 active