Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W3SBD callsign genealogy
Currently held by Dian, Steven L
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 W3SBD's current licensee, walking backwards.
- HUBBARD, STEPHEN SMNgranted 2002-05-30cancelled 2002-07-23
Successor callsigns
Callsigns held now by people who previously held W3SBD.
No current licensee on record previously held this callsign.