Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W9CSB callsign genealogy
Currently held by Bruce, Chad 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 W9CSB's current licensee, walking backwards.
- Bruce, Chad SINgranted 2005-08-03cancelled 2008-11-04
Successor callsigns
Callsigns held now by people who previously held W9CSB.
No current licensee on record previously held this callsign.