Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K7CDW callsign genealogy
Currently held by WARD, CHRISTOPHER D
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 K7CDW's current licensee, walking backwards.
- WARD, CHRISTOPHER DCAgranted 2018-08-07cancelled 2021-09-10
Successor callsigns
Callsigns held now by people who previously held K7CDW.
- Wyllie, Charles DORgranted 2019-08-20
All historical holders
Every license row we've seen with the callsign K7CDW, oldest first.
- Wyllie, Charles D OR2016-03-23 → cancelled 2019-08-20
- WARD, CHRISTOPHER D CA2021-09-10 active