Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W3KJS callsign genealogy
Currently held by SMUSZKIEWICZ, WALTER 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 W3KJS's current licensee, walking backwards.
- Snyder, Kyle JPAgranted 2018-05-11cancelled 2018-06-16
Successor callsigns
Callsigns held now by people who previously held W3KJS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W3KJS, oldest first.
- SMUSZKIEWICZ, WALTER S PA1995-09-29 → cancelled 2007-10-02
- Snyder, Kyle J PA2018-06-16 active