Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WB5HJV callsign genealogy
Currently held by UNDERWOOD, DAVID A
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 WB5HJV's current licensee, walking backwards.
- UNDERWOOD, DAVID ATXgranted 2007-05-30cancelled 2012-12-28
Successor callsigns
Callsigns held now by people who previously held WB5HJV.
- UNDERWOOD, DAVID ATXgranted 2007-05-30cancelled 2012-12-28
All historical holders
Every license row we've seen with the callsign WB5HJV, oldest first.
- UNDERWOOD, DAVID A TX2007-05-02 → cancelled 2007-05-30
- UNDERWOOD, DAVID A TX2023-01-04 active