Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K6AVD callsign genealogy
Currently held by Helder, David
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 K6AVD's current licensee, walking backwards.
- Helder, DavidCAgranted 2017-03-22cancelled 2017-04-18
Successor callsigns
Callsigns held now by people who previously held K6AVD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K6AVD, oldest first.
- BROWN, STANLEY B CA1996-02-07 → cancelled 2008-02-08
- Helder, David NC2017-04-18 active