Everything you need to know about your bank account number: some things you didn’t know (2024)

Find out what each digit of your account number means and what types of transactions you can make with it.

Transferring money to your family, paying your Internet bill by direct debit, depositing your paycheck... Your bank account number is so important that you’d think it should be in included in your list of close friends on Instagram.

But sometimes it’s hard to know where to find it and to understand how it works when we need to make a transaction. This article explains where you can find it as well as what each digit in the long chain of numbers means.

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Everything you need to know about your bank account number: some things you didn’t know (1)

What is your bank account number? Here’s an example:

Bank account numbers are used to identify your account within any existing banking institution. It's like an ID card for your money. This specific chain of numbers allows third parties (your business, service providers or other users) to transfer money to you or charge you for services without worrying about sending or billing it to the wrong person.

Your bank account number is made up of 24 characters: 20 of those are the customer account code (CAC), which is unique for each person in any bank. Two characters are control numbers, and the remaining two indicate the country that the bank account is based in.

To understand it better, take a look at this example that has a breakdown of a normal bank account number and explains each set of characters.

These are the 24 characters that make up a normal bank account number

  • Country reference code. Indicated with two letters that make up part of the country’s full name (e.g. “ES” for Spain).
  • Control numbers. These two figures correspond with the letters showing the country that the bank account is located in.
  • Current account number. The remaining 20 characters that indicate:
    • The bank code. Shows which bank the account is in.
    • Sort code. Indicates which branch the bank account number was opened with.
    • Control numbers. These are two numbers that allow the account to be validated.
    • Account number. A combination of ten characters assigned by the bank to identify the account. There can never be the same as another number.

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Everything you need to know about your bank account number: some things you didn’t know (2)

What’s a bank account number for?

As we’ve already explained, your bank account number plays an important role in your daily life and is quite often needed to access certain services or payments—bizum (a Spanish instant payment service) couldn’t exist without it.

While there are lots of things you can do with your bank account, some of the main options are:

  • Send or receive money. Both national and international transactions.
  • Direct debit payment of paychecks and other types of income.If you receive unemployment benefits or other types of financial aid, public bodies will also ask you for a bank account number.
  • Pay for services and other bills by direct debit. Such as water, electricity, Internet or Netflix.

Is my card number the same as my bank account number?

Maybe you’ve wondered whether your credit or debit card number is the same as your bank account number (wouldn’t that make life easier?).

But no, your card number is different and unique. Although card payments are linked to a bank account, their numbers are different and independent of each other.

In fact, a bank account has 24 characters, two of them being letters, while credit and debit cards have 18 characters.

What’s my IBAN code?

The IBAN (International Bank Account Number) is an alphanumeric code that’s been used since 2014 when the SEPA Area (Single Euro Payments Area) came into force. The IBAN identifies a bank account in any financial institution in the world (provided that the bank’s country supports the IBAN system, of course).

This system makes transfers between users in different countries much easier, and also avoids extra charges associated with these types of transactions, since they don’t require manual intervention from the bank because they work automatically.

In Spain, theIBAN account number replaced the sole use of the Customer Account Code (CAC), which, until then, was the code used to make transfers and direct debit payments.

What’s my BIC/SWIFT?

The BIC (Bank Identifier Code) or SWIFT (Society for World Interbank Financial Telecommunication) is another alphanumeric code that’s used to identify banks that aren’t part of the IBAN system, either to send or receive transfers.

This code can be either be made up of 8 characters or 11 characters:

  • A code with 8 characters. This includes information about the bank, country and location.
  • A code with 11 characters. This type has the same information as the code with eight characters, but has three extra numbers for the sort code.

Most banks usually include these codes in the relevant information on their website, so you can find yours with a quick Google search.

How do I find my IBAN?

We can’t look for your bank account number for you, but we can give you some ideas about where you can find it:

  • In your bank’s app. It’s usually shown with the balance of your personal account.
  • Over the phone. By calling your bank’s customer service team. They’ll give it to you if you can provide some personal information.
  • In the financial institution’s physical branch. Maybe not the most convenient option, but it’s just as effective.
  • Using an online IBAN generator. There are some tools that allow you to work out your account’s IBAN if you input some data, like the country and Customer Account Code (CAC).

Open your bank account with N26 in minutes

You can open a bank account with the online bank N26 wherever you are. To start, download the N26 app to your cell phone or go to our website. Next, enter all your personal information and select the type of account you want to open.

Then, complete the verification process with a brief video call. Finally, you’ll get your IBAN so you can make your first transfer, or receive your first payment into your new account.

Your virtual N26 Mastercard debit card will be working straight away and you can link it to your mobile payments app to make payments.

FAQ

Is my card number the same as my bank account number?

Although all cards are linked to a bank account, the two numbers are not related to each other. Your bank account number has 24 characters (two of which are letters), while your card number has 18 characters (totally different from your IBAN).

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Everything you need to know about your bank account number: some things you didn’t know (2024)

FAQs

What information can someone get with my bank account number? ›

Someone with access to both your account number and routing number could withdraw money from your personal bank account. They could also use these account details to shop online, pay bills, create counterfeit checks or apply for new credit accounts.

What is an account number for a bank? ›

A bank account number is a unique set of digits assigned to the account when you open a bank account. Financial institutions will assign such numbers to each account you hold. Businesses and banks use these numbers to identify your account.

Is it safe to give someone your bank account number and routing number? ›

Having your bank account and routing number can allow scammers to do damage in a variety of ways, from unauthorized ACH payments to fake checks. By protecting these digits and setting up other safeguards, you'll minimize the odds of your falling victim to these wily thieves.

What can a stranger do with your bank account number? ›

What Can Someone Do with Your Bank Account Number? 7 Real Risks
  • Commit ACH fraud and withdraw your money.
  • Use your bank details for online shopping.
  • Launder money through your bank account.
  • Create and use fraudulent checks.
  • Steal your identity.
  • Gain access to your online banking information.
  • Conduct tax fraud.

Can someone steal money if they have your account number? ›

If a criminal has both your routing number and account number they can potentially steal money from your account through fraudulent ACH transfers and payments.

Can someone withdraw money with a routing and account number? ›

The Difference Between Routing Number and Account Numbers

With both of these pieces of information, someone can potentially use them to withdraw money, pay their own bills, purchase items online from vendors, or set up a new account using your funds—all from your checking account.

How to verify a bank account number? ›

This is done through the verification of an identity number (or company registration number) against the bank account number supplied. That the bank account in question is presently open and active. That the bank account in question accepts debit and credit transactions.

What can I buy with a routing and account number? ›

Online Stores That Accept Routing and Account Numbers for Payment
  • Amazon. Amazon is the world's largest online retailer and accepts payments with checking account numbers. ...
  • Walmart. Walmart, a multinational retailer, allows customers to pay with their checking account numbers. ...
  • Microsoft Store. ...
  • Overstock.com. ...
  • Best Buy. ...
  • Target.
Feb 24, 2024

Is it safe to share a bank account number? ›

Here are safety measures to remember: Share your bank account number only with trusted and legitimate entities. This includes reputable businesses, government agencies, or known and trusted individuals. Choose secure communication channels when sharing your bank account number.

Can someone check my balance with my account number? ›

Most banks no longer allow others to check or know your bank account balance. However, some banks provide the account balance details when people simply call and request it. For instance, anyone knowing your account information can call the bank to verify the fund on a cheque.

Can someone withdraw money with my account number and sort code? ›

Only companies that have been vetted by the Direct Debit Scheme can use your account number and sort code to take money from your account in this way, and your funds are always protected by the Direct Debit Guarantee.

What app can I send money with routing and account number without verification? ›

Using peer-to-peer payment platforms like Cash App, PayPal, or Zelle, which allow users to transfer funds using routing and account numbers without requiring extensive verification.

What information does a scammer need to access my bank account online? ›

Contact details like your mobile phone, landline, work number and email address(es). Memorable information used for security and passwords, such as mother's maiden name, schools or university attended, pet names, car makes and names of family members. Your bank account number, sort code and card details.

Can someone open a bank account in your name without you knowing? ›

Yes. Scammers can use your stolen information to open credit cards, bank accounts, or even take out loans in your name — leaving you to pick up the pieces and dispute the debts. In 2023 alone, scammers opened over 381,000 fraudulent credit card accounts [*]. But fraudsters are not the only risk to your online security.

Can someone get into my bank account with my number? ›

Fraudsters can try to access your online accounts (i.e., social media or banking) using your phone number. They can send a password reset to your phone and even trick automated systems into thinking they are you.

Is it safe to give a bank account number and sort code? ›

Yes, it is safe to share your account number and sort code. In fact, you'll need to share these details any time you want someone to transfer money into your UK account. Your sort code and account number cannot be used to transfer money out of your account, only to put money in it, or to set up a direct debit.

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