Confidence: Medium · Source: FCC ULS · As of 2026-09-09
W1SBD callsign genealogy
Currently held by Stanley Black & Decker ARC
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 W1SBD's current licensee, walking backwards.
- KD0VMDcancelledStanley Black And Decker Amateur Radio ClubMNgranted 2013-05-07cancelled 2013-06-18
Successor callsigns
Callsigns held now by people who previously held W1SBD.
- DINMAN, SAUL BMAgranted 2011-06-28cancelled 2023-09-26
All historical holders
Every license row we've seen with the callsign W1SBD, oldest first.
- DINMAN, SAUL B MA1998-05-06 → cancelled 2001-09-25
- Stanley Black & Decker ARC NY2013-06-18 → cancelled 2025-06-19