Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W3RDX callsign genealogy
Currently held by Russian DX 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 W3RDX's current licensee, walking backwards.
- Diehl, Renee LPAgranted 2026-05-19cancelled 2026-06-06
Successor callsigns
Callsigns held now by people who previously held W3RDX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W3RDX, oldest first.
- Russian DX Club NY2014-01-22 → cancelled 2026-03-06
- Diehl, Renee L PA2026-06-06 active