Lender DetailsFirst Interstate Bank
BankRegional Bank

First Interstate Bank

Also known as: First Interstate Bank

First Interstate Bank is a regional bank headquartered in Billings, Montana, and a subsidiary of First Interstate BancSystem. It serves customers across the Northwest and Mountain West, with branches in Montana, Wyoming, Idaho, Oregon, Washington, South Dakota, and other states.

For individual customers, First Interstate Bank commonly offers checking and savings accounts, home mortgages, personal loans, auto loans, and agricultural loans. The bank provides both in-branch service and digital banking through its mobile app and online platform.

For businesses, First Interstate provides commercial loans, commercial real estate financing, agricultural loans, business checking and savings, SBA lending, and treasury management. Agricultural lending is a recognised area of the bank's activity, reflecting the farming and ranching communities in its geographic markets.

For home buyers, First Interstate Mortgage offers conventional and other loan products. Personal and auto loans are available for qualifying customers.

First Interstate Bank serves some rural and smaller-population markets where banking access may be more limited. The bank has positioned itself as a community-focused institution across its broad geographic footprint in the Mountain West and Northwest.

First Interstate Bank serves some of the more geographically remote communities in the Mountain West and Northwest, where access to banking may be more limited. The bank is publicly traded and has grown through acquisitions across the region. Agricultural and ranch lending are recognised product areas for customers in farming and ranching communities.

First Interstate Bank is FDIC-insured and deposits are covered up to applicable limits. Rates, fees, and product availability vary by individual circumstances and location.

General reference only. Information on this page is for general reference and should be verified directly with the company, via NMLS Consumer Access, or the CFPB before relying on it. Ask Fin does not provide regulated financial, debt, or legal advice. Fields marked “Not verified” have not been independently confirmed.

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Contact details

PhoneNot verified
EmailNot verified
Registered address401 North 31st Street, Billings, MT 59101

Regulatory and company information

Regulatory referenceNot verified
Regulatory statusFDIC-insured.
Registration numberNot verified
Company statusActive
Parent companyFirst Interstate BancSystem, Inc.

About this company

Main products and services

Personal and business banking; mortgages; commercial loans; agricultural loans

Customer reviews and public sentiment

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Sources and verification

Source URLs

Date checked

2026-06-06

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