Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KB5WTX callsign genealogy
Currently held by Kirby, Brian E
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 KB5WTX's current licensee, walking backwards.
- Kirby, Brian ETXgranted 2020-12-23cancelled 2021-01-15
Successor callsigns
Callsigns held now by people who previously held KB5WTX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB5WTX, oldest first.
- CHAVIS, CHARLES E TX2003-12-22 → cancelled 2015-01-06
- Kirby, Brian E TX2021-01-15 active