Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KY9C callsign genealogy
Currently held by BROWN, STANLEY L
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 KY9C's current licensee, walking backwards.
- Baecker, UlrichTNgranted 2009-09-16cancelled 2009-10-06
Successor callsigns
Callsigns held now by people who previously held KY9C.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KY9C, oldest first.
- BROWN, STANLEY L IL1993-06-01 → cancelled 2005-06-02
- Baecker, Ulrich MI2019-07-23 active