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First Security Bank

First Security Bank
Online Banking Access

In honor of Veterans Day, all branches will be closed on Monday, November 11.

Our new Dearborn location is opening on Thursday, Nov. 14th. Our Dearborn & Southgate branches will permanently close on Wednesday, Nov. 13th at 11 AM. On that day, drive-thru services will only be available. Lobbies will be closed. New location hours will remain.

Our Corvallis branch drive-thru & lobby is open during construstruction. Pardon our mess during this time. 
Learn how to update to our new app now.

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Here for Life. 

Photo of our change maker coin, you recieve this when you open a new account.

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.