Great Plains National Bank

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Get 90 Days Free on Treasury Management Services

You know the ins and outs of your business. We know the ins and outs of business banking. Together, we can make sure your business runs smoothly. 

Learn More about our business banking solutions

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Get the Buying Power You Need

Great Plains Bank offers a flexible loan product to help you purchase the car you want!

Financial Advice to help you achieve your goals.

Great Plains National Bank offers an investment services program through Ameriprise Financial Services, LLC. Through on-site financial planning and investment solutions, they partner with us to help you reach your financial goals.

Heritage. Trust. Respect.

These are the things that make us great. With deep roots across Oklahoma and Texas, we’re in touch with the communities in which we live and work.
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Yes, we cover banking for your business, too.

We offer a variety of accounts for your business. Check them out today!

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Investment Services

Whether you’re a seasoned investor or a beginner, we offer financial advice to help you achieve your goals.

Take me to Investment Services

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Mortgage Services

Found your new home? Let us help get you moved in! Our mortgage lending team is here to guide you through the home-buying process.

Get a Mortgage Loan

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Treasury Management

You know your business. We know business banking. Together, we can make sure your business runs smoothly.

Learn about Treasury Management

Exceeding expectations

Our goal is to exceed your expectations. From superior service to top-notch products, we are here to help you. Contact us today to see how we can help you with your banking needs.

With years of banking experience, our leadership team has always strived to build a bank you can count on.


We are always looking to add talented, caring bankers to our team. Check out available positions today!


With deep roots in community banking, we understand that the customer and the community should always come first.