List of Casey's Stores in Marengo, IA Outlet Note Regular Brands Casey's Iowa Marengo Rating 4.8 based on 84 votes Products Restaurants Fast Food Convenience Stores Pizza Sandwiches Gas Stations Grocery Stores NameAddressPhone Name/Address/Phone Casey's outlet - Marengo 2157 Highway 6 Trl (319) 642-5680 People Also Viewed