Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC9TCC callsign genealogy
Currently held by Wisconsin Interstate Network
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 KC9TCC'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 KC9TCC.
- WI9WINactiveWisconsin Interstate NetworkWIgranted 2021-08-25