Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4WCT callsign genealogy
Currently held by Talgo, Walter C
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 K4WCT's current licensee, walking backwards.
- Talgo, Walter CTNgranted 2016-03-21cancelled 2016-05-21
Successor callsigns
Callsigns held now by people who previously held K4WCT.
- THOMPSON, WALTER CNCgranted 2017-03-02
All historical holders
Every license row we've seen with the callsign K4WCT, oldest first.
- THOMPSON, WALTER C NC2000-05-26 → cancelled 2007-05-18
- Talgo, Walter C TN2026-03-10 active