Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WB4S callsign genealogy
Currently held by KITCHENS, THELMA V
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 WB4S's current licensee, walking backwards.
- MARTIN, JOSEPH LGAgranted 2017-12-04cancelled 2019-04-23
Successor callsigns
Callsigns held now by people who previously held WB4S.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign WB4S, oldest first.
- KITCHENS, THELMA V FL2007-01-17 → cancelled 2019-04-05
- MARTIN, JOSEPH L GA2019-04-23 active