Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AJ4DJ callsign genealogy
Currently held by DePalma, James J
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 AJ4DJ's current licensee, walking backwards.
- DePalma, James JFLgranted 2007-01-26cancelled 2007-11-27
Successor callsigns
Callsigns held now by people who previously held AJ4DJ.
No current licensee on record previously held this callsign.