Knierim, IA is a city located in Calhoun County, Iowa and has a land area of 0.50 square miles (1.29 km2). The water area for the city is 0.00 square miles or 0.00 km2. There is one unique zip code in Knierim, Iowa and it is 50552. The area code(s) for Knierim is 515.
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