Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9DCW callsign genealogy
Currently held by WARNER, DOUGLAS C
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 K9DCW's current licensee, walking backwards.
- Wiley, David CILgranted 2018-02-28cancelled 2018-03-20
Successor callsigns
Callsigns held now by people who previously held K9DCW.
- Warner, Doug CWIgranted 2020-03-25cancelled 2020-05-02
All historical holders
Every license row we've seen with the callsign K9DCW, oldest first.
- CHRISMAN, E DONALD IL1995-05-02 → cancelled 2007-05-03
- WARNER, DOUGLAS C WI2009-02-03 → cancelled 2010-03-19
- Wiley, David C IL2018-03-20 active