Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD6UXS callsign genealogy
Currently held by WONG, WARREN
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 KD6UXS's current licensee, walking backwards.
- LIBBY, STEPHENORgranted 2023-12-28cancelled 2024-01-20
Successor callsigns
Callsigns held now by people who previously held KD6UXS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD6UXS, oldest first.
- WONG, WARREN CA1993-05-04 → cancelled 2005-05-05
- LIBBY, STEPHEN OR2024-01-20 active