Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WI9MMS callsign genealogy
Currently held by Milwaukee Maker Space Amateur Radio Club
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 WI9MMS's current licensee, walking backwards.
- KD9QXScancelledMilwaukee Maker Space Amateur Radio ClubWIgranted 2020-11-13cancelled 2020-12-15
Successor callsigns
Callsigns held now by people who previously held WI9MMS.
No current licensee on record previously held this callsign.