Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9EJC callsign genealogy
Currently held by Cloninger, Evan
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 K9EJC's current licensee, walking backwards.
- Cloninger, EvanCAgranted 2022-01-27cancelled 2022-02-15
Successor callsigns
Callsigns held now by people who previously held K9EJC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9EJC, oldest first.
- KOROUS, DONALD J AZ1994-12-05 → cancelled 2001-02-05
- Cloninger, Evan CA2022-02-15 active