Confidence: Medium · Source: FCC ULS · As of 2026-09-14
N4BRJ callsign genealogy
Currently held by Baldwin, Jonathan R
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 N4BRJ's current licensee, walking backwards.
Successor callsigns
Callsigns held now by people who previously held N4BRJ.
No current licensee on record previously held this callsign.