Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WX9MCS callsign genealogy
Currently held by NORTHERN ILLINOIS RADIO ASSOCIATION
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 WX9MCS's current licensee, walking backwards.
- KC9ISXcancelledN9MCS REPEATER GROUPILgranted 2006-01-30cancelled 2006-02-28
Successor callsigns
Callsigns held now by people who previously held WX9MCS.
- N9IRAactiveNORTHERN ILLINOIS RADIO ASSOCIATIONILgranted 2023-04-04