Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4AVB callsign genealogy
Currently held by VANCE, THOMAS K
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 W4AVB's current licensee, walking backwards.
- VANCE, THOMAS KTNgranted 2023-10-03cancelled 2024-05-07
Successor callsigns
Callsigns held now by people who previously held W4AVB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4AVB, oldest first.
- SMITH, WILLIAM W FL2007-05-24 → cancelled 2019-08-22
- VANCE, THOMAS K TN2024-05-07 active