Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9WDW callsign genealogy
Currently held by Werner, William D
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 W9WDW's current licensee, walking backwards.
- Werner, William DILgranted 2008-12-16cancelled 2009-02-10
Successor callsigns
Callsigns held now by people who previously held W9WDW.
No current licensee on record previously held this callsign.