Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4KSD callsign genealogy
Currently held by MCBRIDE JR, BOBBY W
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 W4KSD's current licensee, walking backwards.
- MCBRIDE JR, BOBBY WSCgranted 2002-02-01cancelled 2003-05-30
Successor callsigns
Callsigns held now by people who previously held W4KSD.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4KSD, oldest first.
- MC BRIDE, BOBBY W SC1995-07-31 → cancelled 2003-04-07
- MCBRIDE JR, BOBBY W SC2023-08-02 active