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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

First Interstate Bank- Great West Center
Attn: Check Collection- BCS Dept.
PO Box 30918
Billings MT 59116

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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To file a dispute claim, please call 833-699-0076. Support is available 24 hours day, seven days a week.

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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