Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K6SDC callsign genealogy
Currently held by Carniglia, S Davis
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 K6SDC's current licensee, walking backwards.
- CLARK II, STANLEY DCAgranted 2017-09-20cancelled 2017-10-11
Successor callsigns
Callsigns held now by people who previously held K6SDC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K6SDC, oldest first.
- Carniglia, S Davis CA2002-11-13 → cancelled 2014-11-14
- CLARK II, STANLEY D CA2017-10-11 active