Grantsville, WV is a city located in Calhoun County, West Virginia and has a land area of 46.10 square miles (119.40 km2). The water area for the city is 0.34 square miles or 0.88 km2. There is one unique zip code in Grantsville, West Virginia and it is 26147. The area code(s) for Grantsville is 304/681.
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