Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WX5BUF callsign genealogy
Currently held by Griggs, Philip T
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 WX5BUF's current licensee, walking backwards.
- Griggs, Philip TTXgranted 2017-07-10cancelled 2020-07-25
Successor callsigns
Callsigns held now by people who previously held WX5BUF.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WX5BUF, oldest first.
- TRUONG, KIM T OK2007-03-02 → cancelled 2019-03-05
- Griggs, Philip T TX2020-07-25 active