Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AJ4DW callsign genealogy
Currently held by Lopez, Carl H
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 AJ4DW's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held AJ4DW.
No current licensee on record previously held this callsign.