Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9WDX callsign genealogy
Currently held by WORLDWIDEDX.COM AMATEUR RADIO CLUB
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 W9WDX's current licensee, walking backwards.
- KJ6TKAcancelledWORLDWIDEDX.COM AMATEUR RADIO CLUBCAgranted 2012-01-03cancelled 2012-01-27
Successor callsigns
Callsigns held now by people who previously held W9WDX.
No current licensee on record previously held this callsign.