First Interstate Bank, Unionville, MO Instalment Loans Business Loan Personal Loans Car Title Loans Online Loans Unionville, MO 2228 Main Street. ZIP Code: 63565 (660) 947-4000 Missouri, Unionville, Instalment Loans About First Interstate Bank Opening Hours Monday 9:00 AM – 5:00 PM Tuesday 9:00 AM – 5:00 PM Wednesday 9:00 AM – 5:00 PM Thursday 9:00 AM – 5:00 PM Friday 9:00 AM – 5:00 PM Saturday Closed Sunday Closed First Interstate Bank on the map Show on Google Map