Sardinia, OH is a city located in Brown County, Ohio and has a land area of 80.86 square miles (209.43 km2). The water area for the city is 0.54 square miles or 1.40 km2. There is one unique zip code in Sardinia, Ohio and it is 45171. The area code(s) for Sardinia is 326/937/513/937.
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