Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K1SWC callsign genealogy
Currently held by South Windsor Amateur Radio Service
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 K1SWC's current licensee, walking backwards.
- KC1DIGcancelledSouth Windsor Amateur Radio ServiceCTgranted 2015-03-10cancelled 2015-05-02
Successor callsigns
Callsigns held now by people who previously held K1SWC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K1SWC, oldest first.
- GAGNE, LEONIDAS A RI1997-03-20 → cancelled 2009-03-21
- South Windsor Amateur Radio Service CT2025-05-30 active