Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7DR callsign genealogy
Currently held by Couch, Christopher A
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 K7DR's current licensee, walking backwards.
- Couch, Christopher AINgranted 2019-08-26cancelled 2025-09-03
Successor callsigns
Callsigns held now by people who previously held K7DR.
- RILEY, DAVID BMIgranted 2023-08-12
All historical holders
Every license row we've seen with the callsign K7DR, oldest first.
- RAAB, DANIEL A OR1996-04-02 → cancelled 2008-04-03
- RILEY, DAVID B MI2018-03-06 → cancelled 2023-08-12
- Couch, Christopher A IN2025-09-03 active