Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W6CSK callsign genealogy
Currently held by WILLIAMS, BENNY A
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 W6CSK's current licensee, walking backwards.
- Kwast, Christopher SCAgranted 2007-04-10cancelled 2012-07-03
Successor callsigns
Callsigns held now by people who previously held W6CSK.
- WILLIAMS, BENNY ACAgranted 2012-05-11cancelled 2024-05-18
All historical holders
Every license row we've seen with the callsign W6CSK, oldest first.
- WILLIAMS, BENNY A CA2000-02-29 → cancelled 2002-05-17
- Kwast, Christopher S CA2023-01-11 active