Tonica, IL

ZIP code 61370 is located in rural Putnam County, Illinois. This area is home to the historic town of Standard, known for its picturesque countryside and quaint small-town charm. Prominent landmarks in the area include the Standard Oil Company Depot, which dates back to 1877 and is listed on the National Register of Historic Places, and the serene landscape of Starved Rock State Park, popular for outdoor recreation and scenic beauty.