First Interstate Bank will be closed on Monday, May 26, in observance of Memorial Day. Positive Pay exception processing for items posted Friday, May 23, will be extended through Tuesday, May 27 (1 p.m. MT).
Connect to your preferred authenticator app to generate verification codes. You can use the codes when we need to verify your identity.
- 1. Download and install authenticator app on your mobile device.
- 2. Use the app to scan this QR code.
- 3. Enter the code generated by the app.
Enter the verification code provided by your authenticator app.
