Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4SWT callsign genealogy
Currently held by Thurmond Jr, Samuel W
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 K4SWT's current licensee, walking backwards.
- Thurmond Jr, Samuel WFLgranted 2005-02-24cancelled 2005-03-15
Successor callsigns
Callsigns held now by people who previously held K4SWT.
No current licensee on record previously held this callsign.