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Temporary Bank Closures

During inclement weather, you and your family's well-being is our primary concern. Below is the complete list of our temporary branch closures and delays. Online Banking, Mobile Banking, our network of convenient ATM locations, or 24-hour Telephone Banking are nearly always available.

See a list of observed holidays during which First Interstate is closed.

Branch Address City State Status (Times are local)

Date
McIntosh 223 Main St. McIntosh SD Closing early at 2:30 p.m. May 19, 2025

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