Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB4HUI callsign genealogy
Currently held by SMITH, W DAVID
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 WB4HUI's current licensee, walking backwards.
- SMITH, W DAVIDTXgranted 2015-08-08cancelled 2020-11-07
Successor callsigns
Callsigns held now by people who previously held WB4HUI.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB4HUI, oldest first.
- SMITH, WILFRED M TN2003-06-24 → cancelled 2015-09-22
- SMITH, W DAVID TX2020-11-07 active