Serving Montanans since 1919 - Find Us
Bank from wherever your adventure leads. Our mobile banking gives you secure, 24-hour access to your accounts wherever you have internet access.
We offer a full range of residential and construction loan plans to fit your needs at competitve rates. Whether you are building or purchasing your dream home we are here for you every step of the way.
Credit cards for your personal and business needs! First Security Bank customers can apply online for a Personal Platinum, Rewards, or Secured card. Business card applications available at your local branch.
Choose a school logo debit card and we will donate $5 to that school! Designs for public high schools in Bozeman, Belgrade, Fort Benton, West Yellowstone, Three Forks, Big Sky, Fairfield, and Choteau are available.
ID Theft Protection with credit monitoring services, resolution assistance, and expense reimbursement. Choose the monthly package that's right for you.
Your choice of community banking enables us to support local businesses and non-profits.
Laying the groundwork for your new home is what we do. Whether home mortgage, building lot purchase, or construction loan, we have a program to help. Refinancing and home equity loan solutions, too.
Deposit checks, pay bills, transfer money...do it all wherever your adventures take you. Visit Online Services or contact an Account Specialist for more information.