Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WZ4GW callsign genealogy
Currently held by Zulas, William G
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 WZ4GW's current licensee, walking backwards.
- Zulas, William GFLgranted 2000-05-05cancelled 2003-01-18
Successor callsigns
Callsigns held now by people who previously held WZ4GW.
No current licensee on record previously held this callsign.