Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB2ZDD callsign genealogy
Currently held by WINKLER, DAVID 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 WB2ZDD's current licensee, walking backwards.
- Winkler, David EALgranted 2009-04-13cancelled 2009-05-12
Successor callsigns
Callsigns held now by people who previously held WB2ZDD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB2ZDD, oldest first.
- VROOMAN, BURTON E NY1994-05-31 → cancelled 2006-06-01
- WINKLER, DAVID E AL2019-03-06 active