Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K9GIL callsign genealogy
Currently held by JOHNSTON, JOHN 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 K9GIL's current licensee, walking backwards.
- Simsic, GilILgranted 2020-08-10cancelled 2020-10-10
Successor callsigns
Callsigns held now by people who previously held K9GIL.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K9GIL, oldest first.
- JOHNSTON, JOHN L IL2004-10-19 → cancelled 2017-01-18
- Simsic, Gil IL2020-10-10 active