Confidence: Medium · Source: FCC ULS · As of 2026-09-12
AC4JU callsign genealogy
Currently held by Uram Jr, James E
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 AC4JU's current licensee, walking backwards.
- Uram Jr, James EFLgranted 2024-01-23cancelled 2024-10-16
Successor callsigns
Callsigns held now by people who previously held AC4JU.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign AC4JU, oldest first.
- CARROLL, CURTIS W TN1991-09-24 → cancelled 2003-09-25
- Uram Jr, James E FL2024-10-16 active