Okoboji, IA is a city located in Dickinson County, Iowa and has a land area of 2.54 square miles (6.58 km2). The water area for the city is 1.19 square miles or 3.08 km2. There is one unique zip code in Okoboji, Iowa and it is 51355. The area code(s) for Okoboji is 712.
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