Exciting news! Guardian Mortgage is rebranding under the Sunflower Bank name. Over the coming weeks, you’ll begin to see the Sunflower Bank brand in your mortgage-related emails, statements, and other communications. Check our FAQ page:
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Customer-First Banking

We have the financial solutions and the right tools you need to achieve your finance goals while accommodating your lifestyle. Customer-First Personal Banking, a better banking experience, provided by friendly bankers you know and trust.

Your Future. Our Solutions

The way you handle finances today shapes your future. The services and solutions at Sunflower Bank help you create the future of your dreams. Our personal bankers offer assistance with everything from easily accessible checking & savings accounts to low-interest, no-annual-fee credit cards. Need money for a car, home or once-in-a-lifetime vacation? Ask us. We're in the business of making possibility a reality.


  • We have accounts that check all your boxes no matter where you are in your financial journey.

    Learn More about Checking Accounts

  • No matter where you are in life, it's important to prioritize saving to ensure a secure financial outlook.

    Learn More about Savings Accounts

  • Whether you're looking to finance a big purchase, consolidate debt or need extra cash to cover unexpected expenses, we have the personal loans, home mortgages, and credit card options to meet your financial goals.

    Learn More about Loans & Credit

Open A Personal Account Online

Open a personal account online today! It's secure, safe, and convenient!
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The Services You Need. The Partner You Deserve.

Creating Possibility Starts Here

New Checking Account – Limited-Time Promotion

When it comes to banking, you have a choice. Whether you prefer mobile convenience, added perks, or want to earn interest, we have the accounts and financial tools to help you thrive. Get the most out of your banking experience, plus a $200 Reward.*

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Current Promotions

View our current promotions and deposit specials to enhance your personal banking experience. 
Explore Promotions

Homebuyers Deserve a Better Choice

Buying a home is one of the biggest investments you will make. We're dedicated to providing a high-quality lending experience.
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Refer a Friend Program

Share the perks of being a Sunflower Bank customer with your friends and family. When you do, you can earn up to $500* annually when they open their first personal checking account at Sunflower Bank!

Refer a Friend today!

Sunflower Bank Customer, Witchita, KS Says:

Everyone is always so very helpful.

I really like the customer service I receive every time I walk into the bank.

Sunflower Bank Customer, Kerrville, TX Says:

Whenever in need of best rates, they will help beat the competition.

I love my Sunflower Bank in Kerrville! The team is amazing, very welcoming and very involved with the community! When visiting these girls, they always make my banking experience go above and beyond!

Sunflower Bank Customer, Greenwood Village, CO Says:

They are great to work with.

Excellent communication and attention to detail, quick service, and extremely pleasant, and professional.

Sunflower Bank Customer, Trinity, TX Says:

In and out quickly with everything I needed taken care of.

I'm always treated very well and the staff are always friendly. Great group of people!


Benefits Of Online Banking

Easy. Convienent. Secure.

Sunflower Bank's 24/7 access makes it easy for you to manage your money anywhere and anytime. Online banking allows you to check your account balances, transfer funds between accounts, view transaction history, and pay your bills - on your schedule. By signing up for eStatements, you can also avoid paper statement fees.


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  • eStatements icon

    Go Paperless

    Access your account statements quickly, safely, and securely by enrolling in Personal Online Banking and eStatements.

    Learn more
  • Accountholder Guide icon

    Accountholder Guide

    Already a customer? View our Accountholder Guide to get the most out of your banking experience.

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Contact Us

Available 8AM-8PM (CT) Monday-Friday

8AM-4PM (CT) Saturday
Learn More by contacting us

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