Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WX7DX callsign genealogy
Currently held by BEEHIVE DX AND CONTEST 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 WX7DX's current licensee, walking backwards.
- MILLER, KARL MWAgranted 2005-02-08cancelled 2009-06-26
Successor callsigns
Callsigns held now by people who previously held WX7DX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WX7DX, oldest first.
- BEEHIVE DX AND CONTEST CLUB CA1997-06-06 → cancelled 2009-06-09
- MILLER, KARL M WA2019-04-03 active