Hillsdale Zip Codes - Rock Island County IL

Hillsdale, IL Zip Code Map

Hillsdale, IL is a city located in Rock Island County, Illinois and has a land area of 41.26 square miles (106.86 km2). The water area for the city is 1.06 square miles or 2.75 km2. There is one unique zip code in Hillsdale, Illinois and it is 61257. The area code(s) for Hillsdale is 309.

Zip Codes for Hillsdale, IL (1)

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61257 Hillsdale Rock Island

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