Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KY9Y callsign genealogy
Currently held by CHELF III, OWEN 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 KY9Y's current licensee, walking backwards.
- CHELF III, OWEN TTXgranted 2019-06-25cancelled 2019-11-02
Successor callsigns
Callsigns held now by people who previously held KY9Y.
- CHELF III, OWEN TTXgranted 2019-06-25cancelled 2019-11-02
All historical holders
Every license row we've seen with the callsign KY9Y, oldest first.
- CHELF III, OWEN T TX2013-04-02 → cancelled 2019-06-25
- CHELF III, OWEN T TX2019-11-02 active