Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4CSK callsign genealogy
Currently held by WILSON, THOMAS G
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 W4CSK's current licensee, walking backwards.
- Kirby, Charles SALgranted 2024-04-24cancelled 2024-05-14
Successor callsigns
Callsigns held now by people who previously held W4CSK.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4CSK, oldest first.
- WILSON, THOMAS G GA2004-02-20 → cancelled 2016-05-18
- Kirby, Charles S AL2024-05-14 active