Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W8TSB callsign genealogy
Currently held by Baker, Timothy 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 W8TSB's current licensee, walking backwards.
- Baker, TimothyOHgranted 2025-09-06cancelled 2025-12-09
Successor callsigns
Callsigns held now by people who previously held W8TSB.
No current licensee on record previously held this callsign.