Ipswich State Bank, Ipswich, SD Instalment Loans Business Loan Personal Loans Car Title Loans Online Loans Ipswich, SD 301 1st Avenue. ZIP Code: 57451 (605) 426-6031 South Dakota, Ipswich, Instalment Loans About Ipswich State Bank Opening Hours Monday 8:30 AM – 4:30 PM Tuesday 8:30 AM – 4:30 PM Wednesday 8:30 AM – 4:30 PM Thursday 8:30 AM – 4:30 PM Friday 8:30 AM – 4:30 PM Saturday Closed Sunday Closed Ipswich State Bank on the map Show on Google Map