Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4KSZ callsign genealogy
Currently held by Wallace Jr, William J
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 W4KSZ's current licensee, walking backwards.
- Wallace Jr, William JNCgranted 2005-11-22cancelled 2010-07-31
Successor callsigns
Callsigns held now by people who previously held W4KSZ.
No current licensee on record previously held this callsign.