Banks in Sac City, Iowa, the US. Banks locations in Sac City, Iowa. Find the nearest banks locations, near you. All types of business services Accounting ATM Bank Finance Insurance Lawyer Real estate School All banks in Sac City Closed now Until 08:30 am Citizens Bank Finance Bank +1 712-662-4755 500 West Main Street, Sac City, Iowa 50583 Write a review Phone Hours Website Directions Closed now Until 08:30 am Iowa State Bank ATM Finance Bank +1 712-662-4721 500 Audubon Street, Sac City, Iowa 50583 Write a review Phone Hours Website Directions