Confidence: Medium · Source: FCC ULS · As of 2026-09-14
K4KJT callsign genealogy
Currently held by Turner, Jonathan
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 K4KJT's current licensee, walking backwards.
- Turner, JonathanGAgranted 2023-10-20cancelled 2023-12-05
Successor callsigns
Callsigns held now by people who previously held K4KJT.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4KJT, oldest first.
- BARNES, DONALD L AZ2008-10-15 → cancelled 2020-12-23
- Turner, Jonathan GA2023-12-05 active