Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4WBT callsign genealogy
Currently held by TAYLOR JR, WILLIAM B
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 W4WBT's current licensee, walking backwards.
- KI4JBFcancelledCHARLOTTE AMATEUR RADIO CLUBNCgranted 2005-03-08cancelled 2005-04-02
Successor callsigns
Callsigns held now by people who previously held W4WBT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4WBT, oldest first.
- TAYLOR JR, WILLIAM B SC1997-10-15 → cancelled 2002-12-26
- CHARLOTTE AMATEUR RADIO CLUB NC2025-06-13 active