Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4DXR callsign genealogy
Currently held by Hallford, Joseph 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 W4DXR's current licensee, walking backwards.
- Hallford, Joseph DALgranted 2021-04-23cancelled 2021-06-02
Successor callsigns
Callsigns held now by people who previously held W4DXR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4DXR, oldest first.
- DUCKETT, ROBERT L AL2008-04-18 → cancelled 2020-07-18
- Hallford, Joseph D AL2021-06-02 active