Harwood Heights, IL is a city located in Cook County, Illinois and has a land area of 3.08 square miles (7.98 km2). The water area for the city is 0.00 square miles or 0.00 km2. There is one unique zip code in Harwood Heights, Illinois and it is 60706. The area code(s) for Harwood Heights is 773/872/224.
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