Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WO4DX callsign genealogy
Currently held by PHILLIPS, GARY J
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 WO4DX's current licensee, walking backwards.
- PHILLIPS, GARY JGAgranted 1992-02-11cancelled 2001-02-27
- KA9BJMno FCC ULS record on file
Successor callsigns
Callsigns held now by people who previously held WO4DX.
No current licensee on record previously held this callsign.