Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5WDC callsign genealogy
Currently held by CULLUM, WILLIAM 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 K5WDC's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held K5WDC.
- CULLUM, WILLIAM DARgranted 2024-01-04
All historical holders
Every license row we've seen with the callsign K5WDC, oldest first.
- CULLUM, WILLIAM D AR2004-06-02 → cancelled 2014-03-11
- Cones, David J OK2023-04-28 active