How To Find The First Interstate Bank Routing Number

First Interstate Bank is a community bank headquartered in Billings, Montana. It operates in over 120 locations in Idaho. You may need to provide your First Interstate Bank Routing Number for various banking transactions, such as wired transfer of funds or automated clearing of funds.

 First Interstate Bank Routing Number

The First Interstate Bank Routing Number is 092901683

First Interstate Bank Phone Number

The First Interstate Bank Phone Number is 1-855-342-3400. This is the customer service helpline number.

First Interstate Bank Routing Number Bozeman

The First Interstate Bank Routing Number Bozeman is 092901683. This is the federal routing number of First Interstate Bank.