United Bank Of Iowa Address: 109 W 3rd St, Arthur, IA 51431 Phone: (712) 367-2291 Hours: Mon: 8am-3:30pm Tue: 8am-3:30pm Wed: 8am-3:30pm Thu: 8am-3:30pm Fri: 9am-6pm Banks, Loans Other Businesses: Aunt B's Restaurant Lounge & Ctrng at 313 S Main St, Arthur, IA 51431 United Bank Of Iowa at 109 W 3rd St, Arthur, IA 51431