Mount Carbon, West Virginia

Mount Carbon is a census-designated place (CDP) in Fayette County, West Virginia, United States. Mount Carbon is located along West Virginia Route 61, 3 mi southeast of Montgomery, on the south bank of the Kanawha River at the mouth of Armstrong Creek. Mount Carbon has a post office with ZIP code 25139. As of the 2010 census, its population was 428.

Namesake
Mount Carbon was named for nearby coal deposits, a carbon-based fuel.