Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4SDH callsign genealogy
Currently held by HUGHEY, STEPHEN 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 W4SDH's current licensee, walking backwards.
- HUGHEY, STEPHEN DFLgranted 1991-07-02cancelled 2000-05-23
Successor callsigns
Callsigns held now by people who previously held W4SDH.
No current licensee on record previously held this callsign.