Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9JLC callsign genealogy
Currently held by Cain, Jeffrey 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 K9JLC's current licensee, walking backwards.
- Cain, Jeffrey LGAgranted 2023-06-27cancelled 2024-07-23
Successor callsigns
Callsigns held now by people who previously held K9JLC.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9JLC, oldest first.
- Bobrosky, Julius V IL2008-06-27 → cancelled 2020-09-25
- Cain, Jeffrey L GA2024-07-23 active