Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC7MC callsign genealogy
Currently held by CREWSE, MALIN W
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 AC7MC's current licensee, walking backwards.
- CREWSE, MALIN WIDgranted 2015-02-17cancelled 2015-11-24
Successor callsigns
Callsigns held now by people who previously held AC7MC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AC7MC, oldest first.
- Wayne, Richard S CA2003-07-29 → cancelled 2015-10-27
- CREWSE, MALIN W AZ2015-11-24 active