Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K6KBS callsign genealogy
Currently held by Smith, Jeffrey C
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 K6KBS's current licensee, walking backwards.
- Smith, Jeffrey CCAgranted 2022-08-31cancelled 2023-12-23
Successor callsigns
Callsigns held now by people who previously held K6KBS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K6KBS, oldest first.
- Sealock, Katherine B CA2010-05-15 → cancelled 2022-05-17
- Smith, Jeffrey C CA2023-12-23 active