Confidence: Medium · Source: FCC ULS · As of 2026-09-12
K4DAJ callsign genealogy
Currently held by SHOCKLEY JR, THOMAS
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 K4DAJ's current licensee, walking backwards.
- Autrey, Louis DALgranted 2009-08-17cancelled 2015-09-15
Successor callsigns
Callsigns held now by people who previously held K4DAJ.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign K4DAJ, oldest first.
- SHOCKLEY JR, THOMAS GA2001-09-10 → cancelled 2013-11-27
- AUTREY, LOUIS D AL2025-08-20 active