Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC0KCW callsign genealogy
Currently held by Ellenberger, William J
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 KC0KCW's current licensee, walking backwards.
- ELLIS, DOUGLAS WKSgranted 2007-05-04cancelled 2007-07-07
Successor callsigns
Callsigns held now by people who previously held KC0KCW.
- Ellenberger, William JMNgranted 2012-04-18cancelled 2024-05-11
All historical holders
Every license row we've seen with the callsign KC0KCW, oldest first.
- Ellenberger, William J MN2001-03-21 → cancelled 2002-05-10
- ELLIS, DOUGLAS W KS2017-04-11 active