Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC7MSW callsign genealogy
Currently held by Walker, Matia
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 KC7MSW's current licensee, walking backwards.
- Walker, MatiaAZgranted 2016-05-17cancelled 2016-06-07
Successor callsigns
Callsigns held now by people who previously held KC7MSW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC7MSW, oldest first.
- MORROW, JAMES W NV1995-08-17 → cancelled 2007-08-18
- Walker, Matia AZ2016-06-07 active