Idaho and Select Wyoming Lobbies Opening

Effective Wednesday, May 27, our Idaho and Buffalo, Gillette, and Sheridan, Wyoming branch lobbies are open from 10 a.m. to 2 p.m., Monday-Friday. Our drive-ups in all states continue to be open during regular business hours. Please visit our Locations page for up-to-date branch hours.

We're available with 24/7 online and mobile banking, drive-ups, and ATMs. Limited lobby hours are available in some of our communities.

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Support Center

855-342-3400

Monday-Friday 7:30 a.m. to 7:00 p.m. MT and Saturday 10:00 a.m. to 2:00 p.m.
or Contact Us Online

Support Topics

First Interstate Bank (Mortgage)
PO Box 24888
Seattle, WA 98124-0888
First Interstate Bank (Credit Card & First Care)
PO Box 35138
Seattle, WA 98124-5138

Enjoy the convenience of First Interstate Bank's 24 Hour Day & Night Telephone Banking.

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Report your lost or stolen Credit/ATM/Debit card. Select your card from our lineup to get started.

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Fill out our convenient form to submit any dispute items on your ATM or Debit Card.

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Fill out our convenient form to submit a wire transfer dispute.

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Third parties requesting account balance information to determine eligibility for loans or government subsidies may obtain information and form here.

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Send us any general questions or comments. If you wish to include sensitive information, please login to your Online Banking account to send us a secure message.

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Report any suspicious email, text message, or website to our corporate security department. Learn who to contact if your identity has been compromised.

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Easily view all our disclosures and other important documents online in one easy location.

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View a complete listing of system requirements for all of our online services.

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View an entire list of our product and service tours to learn more about each one.

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Switch your account(s) to First Interstate Bank in three easy steps.

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First Interstate Bank has partnered with Mimecast to communicate securely with you by email. Secure mail transmits encrypted messages that only authorized recipients can access.

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