Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9STS callsign genealogy
Currently held by Sage, Shamus 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 K9STS's current licensee, walking backwards.
- SANDERS, SUSAN TILgranted 2016-06-07cancelled 2016-07-08
Successor callsigns
Callsigns held now by people who previously held K9STS.
- Sage, Shamus TALgranted 2020-01-15
All historical holders
Every license row we've seen with the callsign K9STS, oldest first.
- Sage, Shamus T AL2002-03-08 → cancelled 2010-01-08
- SANDERS, SUSAN T IL2026-06-02 active