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603 Account

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The 603 Account is a unique checking account that benefits you and New Hampshire non-profits.
When you use your 603 Account1 debit card to make a purchase, St. Mary’s Bank donates $0.0603 to a non-profit organization within one of the available categories: Experience the benefits of banking with the nation's first credit union: 
  • Early Pay2—Get paid up to two days earlier with direct deposit
  • Preferred Loan Rates3—Checking members can receive discounted loan rates 
  • Large ATM Network—Fee-free access to 30,000+ CO-OP and SUM ATMs
  • Mobile Banking—Face ID, manage accounts 24/7, remotely deposit checks, pay bills, and more
  • Online Banking & Bill Pay—Manage your finances, setup alerts, budgets, and more
  • No minimum daily balance requirement
  • No monthly service fee
  • Enroll in free eStatements to avoid a paper statement fee
  • View check images online and mobile

Select the non-profit category to support. 
You select the specific charity category to receive the donation at account opening. You may designate a different charity each year. Details about the participating New Hampshire non-profits are summarized below.

Non-profit categories:


The NHSPCA mission is to save the lives of companion animals through rescue, rehabilitation, and adoption; to promote learning, eliminate animal cruelty and be a leader in advancing the highest standards of animal welfare.
Select the ANIMALS category to help the NHSPCA reach the $5,000 maximum donation.


Court Appointed Special Advocates (CASA) of New Hampshire is a nonprofit that recruits, trains, and supports community volunteers to serve as advocates for children throughout the state who have experienced abuse or neglect. Since CASA was founded in 1989, we have given more than 10,000 New Hampshire children a voice in District and Family courts and a chance at a brighter future.
Select the CHILDREN & FAMILIES category to help CASA reach the $5,000 maximum donation.


The Society for the Protection of New Hampshire Forests (Forest Society) is a nationally accredited nonprofit land conservation organization, founded in 1901 to protect New Hampshire’s most important landscapes and promote the careful use of its renewable natural resources. The Forest Society conserves land integral to the quality of life in communities, including working forests that support the economy and purify our air and water; diverse habitat that supports native and transitory wildlife; and prime agricultural soils that grow our food. The Forest Society conducts ongoing programs in land protection, reservation stewardship, education, advocacy, and sustainable forestry.
Select the ENVIRONMENT category to help the Forest Society reach the $5,000 maximum donation.


The New Hampshire Food Bank serves as the only food bank in the state, working to provide nutritious food and resources to the hundreds of thousands of New Hampshire residents that are food insecure. The Food Bank supplies millions of pounds of food annually to more than 400 partner agencies, including food pantries, homeless shelters, soup kitchens, children’s programs, senior centers and more. In turn, these agencies provide hunger relief to those suffering from food insecurity throughout the state.
Select the FOOD & SHELTER category to help the NH Food Bank reach the $5,000 maximum donation.

Open a new 603 Account or convert an existing checking account.
If you have an existing checking account and would like to switch to the 603 Account, simply call the Member Contact Center at 1-888-786-2791, or visit any branch location.

It's easy to open an account!

Call, click, or visit a branch to get started.


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1. St. Mary’s Bank will donate $0.0603 to a non-profit per debit card purchase transaction. Maximum donation for each category is established each year and posted online at (currently $5,000). The primary account owner will select the non-profit/category at time of account opening and may be changed once per year. Donations will be made to the designated non-profit in the selected category in place at the time of payout. Beneficiary organizations are designated at the sole discretion of St. Mary’s Bank and posted online at Donations are made by St. Mary’s Bank and not considered to be charitable donations by the account owners. $10 minimum balance required to open account. $2 Monthly fee for paper statements—avoid fee by enrolling in free eStatements. Federally insured by NCUA. View all disclosure information here.
2. If we receive notice from an employer or government agency that your funds are ready, we may post your direct deposit earlier than your “official” scheduled payment day. Subject to originator payroll/funds process and timing. St. Mary’s Bank will not assume liability for not depositing funds to your account early.

3. Loan rate discount available with automatic funds transfer from any St. Mary's Bank checking account.