Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1RJS callsign genealogy
Currently held by SORENSEN, RALPH 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 W1RJS's current licensee, walking backwards.
- Sorensen, Ralph JSCgranted 2006-06-29cancelled 2009-06-27
Successor callsigns
Callsigns held now by people who previously held W1RJS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1RJS, oldest first.
- ERPS, MAC E MA1994-05-24 → cancelled 2006-05-25
- SORENSEN, RALPH J SC2019-04-02 active