Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AJ4MX callsign genealogy
Currently held by French, Thomas 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 AJ4MX's current licensee, walking backwards.
- French, Thomas JSCgranted 2007-09-17cancelled 2008-12-09
Successor callsigns
Callsigns held now by people who previously held AJ4MX.
No current licensee on record previously held this callsign.