Confidence: Medium · Source: FCC ULS · As of 2026-09-12
WJ4RB callsign genealogy
Currently held by Barker, Robert 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 WJ4RB's current licensee, walking backwards.
- Barker, Robert BTNgranted 2009-11-30cancelled 2013-03-09
Successor callsigns
Callsigns held now by people who previously held WJ4RB.
No current licensee on record previously held this callsign.