Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9CBS callsign genealogy
Currently held by Stolnitz, Cindy
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 K9CBS's current licensee, walking backwards.
- Siskind, Alexander JTXgranted 2015-04-17cancelled 2015-05-27
Successor callsigns
Callsigns held now by people who previously held K9CBS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9CBS, oldest first.
- Stolnitz, Cindy WA2003-01-07 → cancelled 2015-01-08
- Siskind, Alexander J TX2015-05-27 active