Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K5STX callsign genealogy
Currently held by WRIGHT, WARNER M
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 K5STX's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held K5STX.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K5STX, oldest first.
- WRIGHT, WARNER M TX1998-07-16 → cancelled 2010-07-17
- Upton, Louis R TX2020-06-13 active