Confidence: Medium · Source: FCC ULS · As of 2026-09-14
W7COH callsign genealogy
Currently held by DUCHARME, PAUL E
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 W7COH's current licensee, walking backwards.
- DUCHARME, PAUL EOKgranted 1994-06-17cancelled 2000-02-11
Successor callsigns
Callsigns held now by people who previously held W7COH.
- DUCHARME, PAUL EMOgranted 2021-02-23