Welcome to
Los Alamos, Trinity Dr First National 1870 Branch
The Los Alamos office at 1910 Trinity Drive borders the Historic Downtown Area and Community Centered Ashley Pond; where business and community discoveries are made! This location was the First Bank established in Los Alamos during the 1940’s as related to the infamous, Manhattan Project; the bank’s current location has continuously operated for over fifty years and is proud to be part of Los Alamos history!
Find a MoneyPass® ATM
Phone Number:
(505) 662-4155Lobby Hours:
Mon - Fri: 09:00 AM - 05:00 PM
Drive Thru Hours:
Mon - Fri: 09:00 AM - 05:00 PM
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Services at Our Los Alamos Sunflower Bank Branch
Our team is dedicated to providing exceptional service, tailored financial solutions, and a welcoming atmosphere to help you achieve your financial goals. Whether you need personal banking, business services, or financial advice, we’re here to serve you with the reliability and convenience you deserve.
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Our checking account options range from the basic to feature-rich premium accounts. Talk to a banker at this location to find the Sunflower Bank checking account that’s right for you. More info about Checking Accounts
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Money Market accounts often offer higher interest rates than traditional savings accounts. Ask a banker at this location about this savings option that allows you to earn interest according to current money market rates. More Info about Money Market Accounts
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With our range of savings accounts and wealth-building options, we're committed to helping you make the most of your hard-earned money. More Info about Savings Accounts
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Talk to a banker at this location to lean how you can earn guaranteed interest on a single deposit over terms ranging from 30 days to over five years with a CD. More Info about Certificate Of Deposit (CD) Accounts
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We’ve partnered with MoneyPass, one of the largest surcharge-free ATM networks that gives you convenient access to your money. Use your Sunflower Bank debit card to access approximately 40,000 surcharge-free ATMs nationwide, including Puerto Rico. Learn more about MoneyPass
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Sunflower Bank has Visa® rewards credit card that's right for every step of the financial journey. With Classic, Gold, and Platinum card options available, you'll have funds in place when you need them. Talk to a banker about what option is best for you. More Info about Credit Cards
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We believe in the importance of supporting small business development to sustain the economic diversity and stability of our communities. Whether your business needs working capital to realize a business plan or financing to purchase a new piece of equipment, we're here to help. More Info about Small Business Loans
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Sunflower Bank is proud to offer home mortgage lending solutions through Guardian Mortgage, our national mortgage division that has helped over a million homebuyers realize their dreams of homeownership.
Learn More about Home Loans
Guardian Mortgage offers a variety of home loan options to match your financial needs including Conventional, Government, Jumbo and Construction Loans.
Let our experienced loan professionals help you choose a loan that’s right for you. -
We work hard to enhance the overall banking experience of our accountholders. View current promotions to explore how you can take advantage of the benefits available to you. More Info about Current Promotions
ABC Program for Education in Los Alamos, NM
Our branch proudly supports local students and schools through our ABC Program for Education. You can register your debit card to support one of our participating schools with each swipe. In your area, we appreciate our partnership with the Los Alamos Middle School Hawks.
Meet Our Mortgage Team
Explore Local Stories From Sunflower Bank
