Join our Team. Apply today

The teller and drive-thru services at our Southgate branch are currently under construction. Please use our Dearborn branch across the street during this time. We apologize for the inconvenience.

Get the scoop!

Come into any branch Friday August 6th from noon-4pm and get a free scoop.

Find a location

Helpful tools and services just for you

Where hi-fives and Monday mornings meet.

We are looking for talented professionals who want to excel in their career.

Join our team

Lobby information.

For information about the locations and procedures in those lobbies, click below.

Find out more.

Make the easy switch.

Find out how our five step switch kit makes it easy for you to move your accounts over to First Security Bank.

Get the kit.

Financial Calculators

Tools to help you better understand your finances.

Calculator options.

Fraud Protection

Learn how to protect yourself from fraud with good habits.

Find out tips.

Holiday Schedule

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

Holiday hours.

Financial Foundations for Adults

Employment Opportunities

Donation request form

First Security Bank proudly serves MIssoula, Sanders and Ravalli Counties.