Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W3DBC callsign genealogy
Currently held by Williams, Cole 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 W3DBC's current licensee, walking backwards.
- Williams, Cole DPAgranted 2020-01-29cancelled 2020-02-19
Successor callsigns
Callsigns held now by people who previously held W3DBC.
- Chen, David BCAgranted 2017-03-07
All historical holders
Every license row we've seen with the callsign W3DBC, oldest first.
- Chen, Veng David B CA2000-10-11 → cancelled 2007-05-15
- Williams, Cole D PA2020-02-19 active