Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WT3B callsign genealogy
Currently held by Carroll, Brent
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 WT3B's current licensee, walking backwards.
- Carroll, Steven BNCgranted 2023-02-22cancelled 2023-03-13
Successor callsigns
Callsigns held now by people who previously held WT3B.
- NG LEE, JOSEFLgranted 2017-02-16
All historical holders
Every license row we've seen with the callsign WT3B, oldest first.
- THOMPSON, WILLIAM R MD2010-10-13 → cancelled 2022-12-23
- Carroll, Brent NC2023-03-13 active