Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WX5TKO callsign genealogy
Currently held by Brummett, Zachary
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 WX5TKO's current licensee, walking backwards.
- Brummett, ZacharyTXgranted 2026-06-24cancelled 2026-07-14
Successor callsigns
Callsigns held now by people who previously held WX5TKO.
- WX5CRIactiveCAPROCK INTERTIE INCTXgranted 2019-04-25
All historical holders
Every license row we've seen with the callsign WX5TKO, oldest first.
- CAPROCK INTERTIE INC TX2007-12-22 → cancelled 2009-07-07
- Brummett, Zachary TX2026-07-14 active