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Grinnell, Iowa, Branch is Open

Our Grinnell, Iowa, branch is experiencing some connectivity issues with its phone system, which we're working diligently to correct. In the meantime, the lobby and Drive Thru are full staffed and ready to serve your banking needs. Clients may also call our Sully branch at 641-594-4400 for assistance by phone. We apologize for the inconvenience and appreciate your patience.

System Requirements

We are dedicated to providing you an accessible website that is viewable in the various technologies you use. Please review our system requirements to ensure your devices meet these requirements.

Express Web Connect Requirements

Using your favorite financial management software, you can access your First Interstate accounts to view accounts, download information, pay bills, or even transfer funds. For currently supported versions of Intuit Quickbooks or Quicken, please reference Intuit support.

Platform Support

  • Microsoft Windows XP SP3+
    • 1Ghz Processor
    • 256MB of RAM
    • Internet Connection
  • Apple Macintosh OSX 10.3+
    • 1Ghz Processor
    • 256MB of RAM
    • Internet Connection

Software Versions