Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9ATV callsign genealogy
Currently held by CENTRAL ILLINOIS ST LOUIS AREA AMATEUR TV 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 K9ATV's current licensee, walking backwards.
- Wolff, Jeremy JWIgranted 2020-06-22cancelled 2020-07-31
Successor callsigns
Callsigns held now by people who previously held K9ATV.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9ATV, oldest first.
- CENTRAL ILLINOIS ST LOUIS AREA AMATEUR TV CLUB IL2007-01-17 → cancelled 2018-12-05
- Wolff, Jeremy J WI2020-07-31 active