Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W7TBT callsign genealogy
Currently held by Brown, Tyler G
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 W7TBT's current licensee, walking backwards.
- Brown, Tyler GWAgranted 2021-01-13cancelled 2021-02-06
Successor callsigns
Callsigns held now by people who previously held W7TBT.
- Brown, Tyler GWAgranted 2021-12-21