Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KC9TQO callsign genealogy
Currently held by MISSISSIPPI VALLEY AMATEUR RADIO ASSO
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 KC9TQO'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 KC9TQO.
- W9MVAactiveMISSISSIPPI VALLEY AMATEUR RADIO ASSOWIgranted 2021-01-05