Confidence: Medium · Source: FCC ULS · As of 2026-09-12
N4JRB callsign genealogy
Currently held by Bass Jr, James T
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 N4JRB's current licensee, walking backwards.
- Bass Jr, James TSCgranted 2023-04-27cancelled 2023-07-11
Successor callsigns
Callsigns held now by people who previously held N4JRB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign N4JRB, oldest first.
- BOYD, JOEL R GA2009-04-25 → cancelled 2020-11-13
- Bass Jr, James T SC2023-07-11 active