Mcmechen, WV is a city located in Marshall County, West Virginia and has a land area of 0.75 square miles (1.94 km2). The water area for the city is 0.27 square miles or 0.70 km2. There is one unique zip code in Mcmechen, West Virginia and it is 26040. The area code(s) for Mcmechen is 304.
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