Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W5ZBT callsign genealogy
Currently held by WATSON, THOMAS S
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 W5ZBT's current licensee, walking backwards.
- WATSON, THOMAS STXgranted 2010-09-21cancelled 2020-03-13
Successor callsigns
Callsigns held now by people who previously held W5ZBT.
No current licensee on record previously held this callsign.