Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4SWL callsign genealogy
Currently held by KINDER, PAUL
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 K4SWL's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held K4SWL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4SWL, oldest first.
- KINDER, PAUL KY1995-12-05 → cancelled 2007-12-06
- WITHERSPOON, THOMAS H NC2020-07-24 active