Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7UD callsign genealogy
Currently held by PEROZZO, HENRY
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 W7UD's current licensee, walking backwards.
- Ott, David IORgranted 2003-06-25cancelled 2006-05-13
Successor callsigns
Callsigns held now by people who previously held W7UD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W7UD, oldest first.
- PEROZZO, HENRY WA1996-01-24 → cancelled 2004-07-07
- OTT, DAVID I OR2026-03-14 active