Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W8TWZ callsign genealogy
Currently held by ZACCARO, THOMAS 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 W8TWZ's current licensee, walking backwards.
- ZACCARO, THOMAS WFLgranted 1999-04-22cancelled 2006-08-04
Successor callsigns
Callsigns held now by people who previously held W8TWZ.
- ZACCARO, THOMAS WFLgranted 2020-09-09