Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AI4DX callsign genealogy
Currently held by Woodbridge Wireless Incorporated
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 AI4DX's current licensee, walking backwards.
- BRAUNNS, JAMES AFLgranted 2013-05-07cancelled 2016-04-08
Successor callsigns
Callsigns held now by people who previously held AI4DX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AI4DX, oldest first.
- Woodbridge Wireless Incorporated VA2003-06-06 → cancelled 2015-06-09
- BRAUNNS, JAMES A FL2026-01-21 active