Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4TZ callsign genealogy
Currently held by BOLOGNA, SALVATORE E
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 W4TZ's current licensee, walking backwards.
- BOLOGNA, SALVATORE Ecancelled 1998-12-17
Successor callsigns
Callsigns held now by people who previously held W4TZ.
No current licensee on record previously held this callsign.