Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9DMT callsign genealogy
Currently held by ROUDEBUSH, RICHARD E
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 K9DMT's current licensee, walking backwards.
- Cherry, Michael WILgranted 2013-06-17cancelled 2013-07-09
Successor callsigns
Callsigns held now by people who previously held K9DMT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9DMT, oldest first.
- ROUDEBUSH, RICHARD E IN1995-01-17 → cancelled 2007-01-18
- Cherry, Michael W IL2023-05-25 active