Rolling Hills Bank & Trust Address: 300 Antique City Dr, Walnut, IA 51577 Phone: (712) 784-2201 Banks Other Businesses: Martens, Gary at 2126 500th St, Walnut, IA 51577 Super 8 at 2109 Antique City Dr, Walnut, IA 51577 Econo Lodge Inn & Suites at 1614 Antique City Drive, Walnut, IA 51577 Super 8 Walnut at 2109 Antique City Dr, Walnut, IA 51577