Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB4VNJ callsign genealogy
Currently held by PATTERSON, THOMAS W
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 WB4VNJ's current licensee, walking backwards.
- Sweeney, Steven BTNgranted 2021-02-12cancelled 2021-03-02
Successor callsigns
Callsigns held now by people who previously held WB4VNJ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB4VNJ, oldest first.
- PATTERSON, THOMAS W TN2006-12-22 → cancelled 2019-03-21
- Sweeney, Steven B TN2021-03-02 active