Confidence: Medium · Source: FCC ULS · As of 2026-09-11
KB4SC callsign genealogy
Currently held by Cooper, Samuel T
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 KB4SC's current licensee, walking backwards.
- Cooper, Samuel TSCgranted 2024-12-18cancelled 2025-08-16
Successor callsigns
Callsigns held now by people who previously held KB4SC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KB4SC, oldest first.
- South Carolina DX Society SC2012-03-31 → cancelled 2024-04-02
- Cooper, Samuel T SC2025-08-16 active