Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1RRS callsign genealogy
Currently held by ANDERSON, HERBERT
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 W1RRS's current licensee, walking backwards.
- Sowden, Robert RIAgranted 2009-04-29cancelled 2009-06-09
Successor callsigns
Callsigns held now by people who previously held W1RRS.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1RRS, oldest first.
- ANDERSON, HERBERT CT1994-05-24 → cancelled 2006-05-25
- Sowden, Robert R IA2019-09-17 active