Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB4BB callsign genealogy
Currently held by KAEFF JR, CHARLES N
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 WB4BB's current licensee, walking backwards.
- CONNOLLY, DAVID AFLgranted 2014-06-23cancelled 2018-12-15
Successor callsigns
Callsigns held now by people who previously held WB4BB.
- KAEFF JR, CHARLES NKYgranted 2010-07-10cancelled 2011-12-02
All historical holders
Every license row we've seen with the callsign WB4BB, oldest first.
- KAEFF JR, CHARLES N KY2007-09-11 → cancelled 2010-07-10
- CONNOLLY, DAVID A FL2018-12-15 active