Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AG4SJ callsign genealogy
Currently held by Mangham Jr, Arthur B
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 AG4SJ's current licensee, walking backwards.
- Mangham Jr, Arthur BFLgranted 1997-02-20cancelled 2002-05-15
Successor callsigns
Callsigns held now by people who previously held AG4SJ.
No current licensee on record previously held this callsign.