Casey's General Store Address: 112 N Oak St, Williamsville, IL 62693 Phone: (217) 566-2197 Restaurants Other Businesses: Caseys Carry Out Pizza at 112 N Oak St, Williamsville, IL 62693 SUBWAY at 112 N Old Route 66, Williamsville, IL 62693 Huddle House at 994 Ann Rutledge Rd, Williamsville, IL 62693