Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1AZZ callsign genealogy
Currently held by Sciaroni, 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 W1AZZ's current licensee, walking backwards.
- Sciaroni, William JALgranted 2020-09-14cancelled 2022-04-01
Successor callsigns
Callsigns held now by people who previously held W1AZZ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1AZZ, oldest first.
- Hudson, Jack PA2010-01-05 → cancelled 2022-01-06
- Sciaroni, William J AL2022-04-01 active