Mount Prospect, IL is a city located in Cook County, Illinois and has a land area of 10.87 square miles (28.15 km2). The water area for the city is 0.01 square miles or 0.03 km2. There is one unique zip code in Mount Prospect, Illinois and it is 60056. The area code(s) for Mount Prospect is 847/224/630/708/773.
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