Confidence: Medium · Source: FCC ULS · As of 2026-09-12
W1RSN callsign genealogy
Currently held by FISHER, ROBERT C
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 W1RSN's current licensee, walking backwards.
- DYER, JOHN PMEgranted 2008-03-07cancelled 2016-05-27
Successor callsigns
Callsigns held now by people who previously held W1RSN.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1RSN, oldest first.
- FISHER, ROBERT C ME1994-11-10 → cancelled 2006-11-13
- DYER, JOHN P ME2026-03-17 active