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First Security Bank

First Security Bank
Online Banking Access
FDIC-Insured - Backed by the full faith and credit of the U.S. Government

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Your Money, Your Move.

Open Your Account Now!

 
Enjoy hassle-free banking with no hidden fees, easy mobile access, and the personal service you deserve. Open your account in minutes.
 
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Here for Life. 

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Find a home loan solution designed for you.

Trusted local lenders to help you finance your dream.
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Personal loan solutions designed for life.

Find lending options to suit every next adventure. 
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Get Totally Free Checking 

Say goodbye to those pesky fees. 
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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.
 

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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

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