St. Charles Chamber of Commerce 3755 E. Main Street Suite 140 Saint Charles, IL 60174 USA Phone: (630) 584-8384  Official Website  Find Local Businesses Welcome to St. Charles IL, the place we call home. Walk along the Fox River or bike through our parks, shop our quaint shopping districts or enjoy a variety of cuisine at our restaurants, and you will see why those in business have always found St. Charles to be an attractive and sound investment.

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