Confidence: Medium · Source: FCC ULS · As of 2026-09-12
KA4RJR callsign genealogy
Currently held by Richard, Russell 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 KA4RJR's current licensee, walking backwards.
- Richard, Russell JFLgranted 2004-11-22cancelled 2004-12-18
Successor callsigns
Callsigns held now by people who previously held KA4RJR.
No current licensee on record previously held this callsign.