Sheffield Diner Address: 16733 IL Highway 40, Sheffield, IL 61361 Phone: (815) 454-2000 Restaurants Other Businesses: Heartland Bank & Trust Co at 8972 2175 North Ave, Sheffield, IL 61361 Winger's Royal Super Market at 124 S Main St, Sheffield, IL 61361 Red's Bar & Grill at 127 E Railroad St, Sheffield, IL 61361