Confidence: Medium · Source: FCC ULS · As of 2026-09-14
WB4WSB callsign genealogy
Currently held by CASON, MICHAEL 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 WB4WSB's current licensee, walking backwards.
- CASON, MICHAEL SKYgranted 1999-03-02cancelled 1999-11-23
Successor callsigns
Callsigns held now by people who previously held WB4WSB.
No current licensee on record previously held this callsign.