Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K2SBT callsign genealogy
Currently held by WILLIAMS, JOSEPH M
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 K2SBT's current licensee, walking backwards.
- WILLIAMS, JOSEPH MSCgranted 2018-11-02
Successor callsigns
Callsigns held now by people who previously held K2SBT.
- WILLIAMS, JOSEPH MSCgranted 2018-11-02