Confidence: Medium · Source: FCC ULS · As of 2026-09-14
AG4BJ callsign genealogy
Currently held by Gavin, John M
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 AG4BJ's current licensee, walking backwards.
- GAVIN, JOHN MNCgranted 1999-04-20cancelled 2000-08-09
Successor callsigns
Callsigns held now by people who previously held AG4BJ.
No current licensee on record previously held this callsign.