Nortonville, KY is a city located in Hopkins County, Kentucky and has a land area of 47.10 square miles (121.99 km2). The water area for the city is 0.64 square miles or 1.66 km2. There is one unique zip code in Nortonville, Kentucky and it is 42442. The area code(s) for Nortonville is 270/364.
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