Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W1CMR callsign genealogy
Currently held by RUSHTON, CLAY M
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 W1CMR's current licensee, walking backwards.
- Rushton, Clay MUTgranted 2017-10-10cancelled 2017-12-05
Successor callsigns
Callsigns held now by people who previously held W1CMR.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign W1CMR, oldest first.
- WILMARTH, ROBERT W MA1993-02-09 → cancelled 2005-02-10
- RUSHTON, CLAY M UT2017-12-05 active