Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6CDK callsign genealogy
Currently held by BRUNER, JAMES N
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 W6CDK's current licensee, walking backwards.
- Kaiser, David DCAgranted 2007-05-31cancelled 2007-06-22
Successor callsigns
Callsigns held now by people who previously held W6CDK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W6CDK, oldest first.
- BRUNER, JAMES N CA1994-07-14 → cancelled 2006-07-15
- Kaiser, David D CA2017-07-04 active