Main Source Bank Address: 101 N Hilgert Dr, Grant Park, IL 60940 Phone: (815) 465-5626 Banks, Mortgages, Loans Other Businesses: Midland States Bank of Grant Park at 119 N Main, Grant Park, IL 60940 Midland States Bank of Grant Park at 119 N Main St, Grant Park, IL 60940-7099 Traxx Sports Bar & Grill at 400 S Main St, Grant Park, IL 60940 Bennett-Curtis House at 302 W Taylor St, Grant Park, IL 60940-7178