Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W3BTW callsign genealogy
Currently held by Willis, Brandon 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 W3BTW's current licensee, walking backwards.
- Willis, Brandon TTXgranted 2018-06-08cancelled 2018-06-29
Successor callsigns
Callsigns held now by people who previously held W3BTW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W3BTW, oldest first.
- STAMNOS, PAUL C MD2003-01-21 → cancelled 2015-04-21
- Willis, Brandon T TX2018-06-29 active