Confidence: Medium · Source: FCC ULS · As of 2026-09-09
K6SDS callsign genealogy
Currently held by Silverstone, Steven D
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 K6SDS's current licensee, walking backwards.
- SHEEKS, STEPHEN DOHgranted 2019-01-30cancelled 2022-09-13
Successor callsigns
Callsigns held now by people who previously held K6SDS.
- Sheeks, Stephen DOHgranted 2025-04-19
All historical holders
Every license row we've seen with the callsign K6SDS, oldest first.
- Silverstone, Steven D CA2010-03-19 → cancelled 2022-03-22
- SHEEKS, STEPHEN D OH2022-09-13 → cancelled 2025-04-19