Grow with us at
First National Bank of Gillette.

FNB of Gillette Banking, Tashina Cortez

We are wholly committed to our community through understanding our customers, building strong relationships, and improving our neighborhood.

Get in touch today to find out how we can serve you!

FNB of Gillette Convenience Banking

All-New Convenience Banking

We’re excited to bring you the very best of banking experiences — anywhere you are, on any device.

Guardian Checking Account

With our top-of-the-line security features, our signature checking account is the safest and smartest way to bank.

Tree Planting

FNB's Planting Trees

We mean it when we say we're dedicated to growth in our community! Keep an eye out for more about our upcoming tree-planting initiative in Gillette, and how you can play a part.

Bank on the go with our mobile banking app

Learn more about how we can serve you.

Personal Banking

Services to support your personal goals and guarantee your money's being treated right.
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Business Banking

For the established industries and the bud­ding entrepreneurs who build our community.
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Mortgage Center

All the information you need for all your real estate pursuits, located in one convenient portal.
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Why FNB?

Get to know our team — where we've come from, where we're going, and how you fit into our story.
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FNB of Gillette Clock Tree Image

Other banks have branches.

We have roots.

We believe deep roots grow the strongest trees. For over 50 years, we've served the families and industries of Campbell County. We're proud to continue our tradition of exceptional hometown service to our customers and our neighbors every single day.

Learn more about our commitment to community.

“Finding ways to help people—that’s really the expertise First National Bank of Gillette brings to the table.”

John Cosner, VP/Commercial Loan Officer