Confidence: Medium · Source: FCC ULS · As of 2026-09-09
W1RRW callsign genealogy
Currently held by GUERNSEY, GLEN 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 W1RRW's current licensee, walking backwards.
- WATSON, ROBERT DMEgranted 2007-10-03cancelled 2013-01-29
Successor callsigns
Callsigns held now by people who previously held W1RRW.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1RRW, oldest first.
- GUERNSEY, GLEN A MA1988-05-10 → cancelled 2000-05-11
- WATSON, ROBERT D ME2013-01-29 → cancelled 2025-01-30