Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KC4WT callsign genealogy
Currently held by SMITH, HELEN S
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 KC4WT's current licensee, walking backwards.
- WARKENTIN, JOHN RVAgranted 2015-11-18cancelled 2024-10-19
Successor callsigns
Callsigns held now by people who previously held KC4WT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KC4WT, oldest first.
- SMITH, HELEN S SC1995-11-07 → cancelled 2007-11-08
- WARKENTIN, JOHN R VA2024-10-19 active