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Corporate Online Banking Conversion

First Interstate will migrate I-Corp clients to Online Business Banking (OBB) on April 7, 2025.

Conversion Updates Contact Us

Online Business Banking (OBB) is a robust digital platform with all the features you need to conveniently manage your accounts online. With OBB, clients will also gain improved administrative capabilities and user entitlements, alerts and notifications, Bill Pay, and more!

Conversion Timeline

To ensure your transition is successful and all data is transferred during the conversion, we recommend downloading the Conversion Guide and review it as you navigate the timeline below.

  • As Soon As Possible

    February 7 - April 3, 2025

    Complete the following items to help ensure a smooth transition of your current I-Corp services:

    • Verify the Bank has the current mailing address for your company.
    • Review all current administrators and users access and make any necessary changes.
    • Remove any inactive users.

  • Before Conversion Day

    We have developed resources to support you before and after the conversion. We recommend you review, download, or print the following:

    February 7 - April 4, 2025

  • Bill Pay Access Unavailable

    April 3 - April 7, 2025

    Bill Pay access will end at 10:00 p.m. on April 3, 2025. Starting April 7, 2025, you may access Bill Pay through OBB and resume making payments.

    You should not make any payment through I-Corp Bill Pay, starting April 3, 2025, as we transition your access to OBB.

    The following will be transferred from I-Corp to OBB Bill Pay:

    • Payees
    • Recurring Payments
    • Future-Dated Payments
    • Payment History
    • Alerts/Email Reminders

  • Last Day Before System Cutoff

    April 4, 2025

    Verify you have completed these tasks before I-Corp and Corporate Mobile Banking are no longer available. We recommend you download or print the following:

    • Previous Online Statements
    • Future Dated and/or Recurring Account Transfers
      • Reminder: Any account transfer scheduled or initiated in I-Corp after 6:00 p.m. MT on April 4, 2025, will not process and will need to be completed once you have access to your OBB profile on April 7, 2025.
    • Action required for QuickBooks/Quicken

  • I-Corp Access Ends 10:00 p.m. MT

    April 4, 2025

    Just a friendly reminder that you will no longer be able to access I-Corp. Verify your information has been reviewed, downloaded, or printed.

  • OBB Login Credentials

    April 7, 2025

    You will receive two emails from support@fib.com with instructions on how to log into your new OBB account. Starting April 7, 2025, at 8:00 a.m. MT, utilize the two emails to log into OBB for the first-time via a web browser.

    • Refer to the Conversion Guide for additional information.
    • If you utilize the Corporate Mobile Banking app, download the new First Interstate Bank Mobile app.
      • The app is available to download for both iOS and Android through the Apple Store™ and Google Play™.

Conversion Updates

Need Help?

Online Business Banking (OBB) Assist is a tool dedicated to providing support when you need it and how you want it.

Contact Us

855-342-3400

Representatives are available Monday through Friday, 7:30 a.m. to 6:00 p.m. Mountain Time.

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