Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC9EJ callsign genealogy
Currently held by MITCHELL, JOHN A
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 AC9EJ's current licensee, walking backwards.
- Johnson, Eric PILgranted 2021-06-14cancelled 2021-07-07
Successor callsigns
Callsigns held now by people who previously held AC9EJ.
- Mitchell, John AILgranted 2018-05-22cancelled 2018-11-24
All historical holders
Every license row we've seen with the callsign AC9EJ, oldest first.
- MITCHELL, JOHN A IL2013-03-25 → cancelled 2018-05-22
- Johnson, Eric P IL2021-07-07 active