Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6SBC callsign genealogy
Currently held by SBC Emergency Communication Repeater System
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 K6SBC's current licensee, walking backwards.
- KJ6KIXcancelledSBC Emergency Communication Repeater SystemCAgranted 2010-09-13cancelled 2010-10-02
Successor callsigns
Callsigns held now by people who previously held K6SBC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K6SBC, oldest first.
- SAN BERNARDINO COUNTY 800 AMATEUR RADIO GROUP CA1997-07-03 → cancelled 2009-07-04
- SBC Emergency Communication Repeater System CA2020-07-23 active