Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1RHS callsign genealogy
Currently held by GUILBEAULT, JOSEPH A
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 W1RHS's current licensee, walking backwards.
- SWENTON, RICHARD HCTgranted 2008-01-08cancelled 2016-06-10
Successor callsigns
Callsigns held now by people who previously held W1RHS.
- SWENTON, RICHARD HMAgranted 2024-08-09
All historical holders
Every license row we've seen with the callsign W1RHS, oldest first.
- GUILBEAULT, JOSEPH A NH1997-10-15 → cancelled 2009-10-16
- SWENTON, RICHARD H MA2016-06-10 → cancelled 2024-08-09