Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W4RJB callsign genealogy
Currently held by Benson, Robert J
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 W4RJB's current licensee, walking backwards.
- Benson, Robert JFLgranted 2023-07-11cancelled 2023-11-28
Successor callsigns
Callsigns held now by people who previously held W4RJB.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W4RJB, oldest first.
- Boudreau, Robert J SC2003-04-01 → cancelled 2008-04-21
- Burris, Ruthie J TN2011-06-01 → cancelled 2023-06-02
- Benson, Robert J FL2023-11-28 active