Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC9ISX callsign genealogy
Currently held by N9MCS REPEATER GROUP
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 KC9ISX's current licensee, walking backwards.
The current licensee has not held any other callsign on record.
Successor callsigns
Callsigns held now by people who previously held KC9ISX.
- WX9MCScancelledNORTHERN ILLINOIS RADIO ASSOCIATIONILgranted 2015-12-29cancelled 2023-04-04