Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KS1WK callsign genealogy
Currently held by Kolasinski, Seth 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 KS1WK's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held KS1WK.
No current licensee on record previously held this callsign.