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First Security Bank

First Security Bank
Online Banking Access

Our branches will be closed on Monday, October 14th, in observance of the holiday.


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Here for Life. 

Open. Choose. Change.

Now when you open a Totally Free Checking Account, you'll receive a. token of our appreciation- a $10 chance to make change in our community. 

Your new adventure starts here. 

It's time to make a bold move. Let our Home Loan specialists finance your dreams.

Learn how to grow your money.

Our free Financial Foundations course makes it easy for you to gain a solid understanding of key financial concepts. We are committed to helping you build a strong financial future.  
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Financial Calculators

Tools to help you better understand your finances.

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Fraud Protection

 Learn how to protect yourself from fraud with good habits.
 

calendar iconHoliday Schedule

While we try to be open as much as possible, we do close a few days out of the year.

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Financial Foundations for Adults

Employment Opportunities

Donation request form

With branches in Missoula, Hamilton, Corvallis, Stevensville, Thompson Fall and Plains, First Security Bank proudly serves MIssoula, Sanders and Ravalli Counties.