The Anatomy of a Credit Card: Here's What the Numbers and Symbols on Your Card Mean (2024)

Yourcredit cardis more than just the 16 digits you use for transactions. Each symbol and number on your card serves a purpose, whether for fraud protection or simplifying transactions.

But what does each component of your credit card actuallymean?We’ll break down the symbols, numbers and words on your credit card and explain why they’re all important.

Note:Every credit card is different. But while each number and symbol varies, the components are generally the same.

Credit card issuer

Your credit card issuer is the bank, credit union or financial institution that issues your credit card. It’ll also handle the application, agreement terms and rewards. You’ll pay your bill, check your balance, redeem your rewards and contact customer service through your credit card issuer.

The credit card issuer is usually mentioned on the front of the card, and in the card’s name. As an example, Bank of America is the credit card issuer for theBankAmericard® credit card*.

Card name

The name of the credit card varies depending on the credit card issuer and the type of card. The credit card name usually contains the name of the card issuer and the type of card it is.

No two credit card names are exactly the same, but you’ll see some similarities. For example, theChase Freedom Flex℠*and theChase Freedom Unlimited®have similar names. You can usually find your card name on the front of your credit card.

The Anatomy of a Credit Card: Here'sWhat the Numbers and Symbols on Your Card Mean (1)

Read more:Chase Freedom Flex vs. Chase Freedom Unlimited: Which Is Better?

Card network

The credit card network is the middleman between merchants and banks. Your network will determine where your credit card will be accepted. Visa, Mastercard, Discover and American Express are all card networks. Usually, the logo for your credit card network is on the front of your credit card, too.

The big difference between the credit card issuer and the network is that the network has the tools and framework for you to make transactions at stores and online. The issuer focuses on issuing and managing different types of cards.

Note: American Express and Discover are both card issuers and card networks, while Visa and Mastercard partner with card issuers.

Card number

Though most cards have a 16-digit number, your credit card number can be between 13 to 19 digits long and it’s specific to your credit card. The number contains the issuer identification number, the bank identification number to start, then your individual card number.

You’ll use your credit card number to make online and phone transactions. Be sure not to share your card number with anyone, for your safety and security. Depending on the card issuer, the number may be found on the front or back of your card.

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To make your card number more secure, you use a virtual card when making transactions online or by phone. A virtual card offers a temporary, typically one-time use number that ties back to your credit card account. This can help keep your actual card number safe.

Cardholder name

The cardholder name is the name of the account holder. It’s also the name you’ll use when entering billing information for transactions. Usually, you can find it on the front of the card, though it can vary by the credit card issuer. If you have an authorized user on your credit card account, their name will appear on the individual card issued to each credit card holder.

Account opening date

The account opening date is the month and year you opened your credit card account. Some issuers don’t show this date on the card. Those that do generally display it as MM/YY on the back of the card.

Expiration date

The credit card’s expiration date tells you when the card will expire, which is when you’ll need a new one. You’ll also see this date displayed as MM/YY on the back of your card.

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For most issuers, the card will still work up until the last day of the month it’s set to expire. So a card with an expiration date of 06/24 will typically work through the end of June 2024.

When paying online, you may need to enter the expiration date along with your card number and card verification number.

CVV

The Card Verification Value, also known as the CVV, is another fraud and security measure for your credit and debit cards.

Usually, the CVV is a three- or four-digit number on the back of your card. The CVV is unique to each credit card. So, when you get a new card, your CVV will change. For extra security, you may need to enter this number when making online or phone transactions. It should be kept confidential, just like your card number.

EMV chip

The Europay, Mastercard and Visa chip,known as the EMV chip, is on all debit and credit cards for fraud protection. Your card’s EMV chip is a small magnetic chip that you’ll insert into card readers instead of swiping your card. When you make an in-person transaction, a unique code is created that’s tied to the card purchase -- unlike swiping your card using its magnetic strip, which doesn’t have the same capability. The EMV chip is usually on the front of the credit card.

The Anatomy of a Credit Card: Here'sWhat the Numbers and Symbols on Your Card Mean (4)

Signature box

The signature box, where you’ll sign your card, is usually on the back of your credit card. Some credit card issuers may consider this signature as another way that you agree to the credit card’s terms. Merchants may also compare this to your in-person signature to see if they match -- though this form of verification isn’t as common anymore.

Instead of a signature, some cardholders put “see ID” for the merchant to ask for a photo ID before completing the transaction -- another fraud prevention tactic. But nowadays, it’s rare that merchants check, especially when using contactless payment or EMV chips.

Depending on your credit card issuer or how long you’ve had your card, you may not see this box on the back of your card because many issuers no longer include it.

Hologram

The hologram is the small, shiny 3D sticker on either the front or back of your credit card. It’s another security measure, but this one ensures that your card is legal and is not easy to copy.

Among other security measures, merchants should check your credit card to see if the hologram is present for in-person purchases. There’s no way to verify your card’s hologram for online transactions.

The contactless logo looks like the Wi-Fi signal turned horizontally. If your card has this symbol, it indicates you can make contactless transactions by holding your card over the reader instead of swiping or inserting it. If your card doesn’t have this logo or the card reader doesn’t accept contactless payments, you’ll have to insert or swipe your card instead. The symbol is commonly found on the back of your credit and debit card.

Magnetic stripe

The magnetic stripe on the back of your credit card is not commonly used anymore. Also known as a magstripe, this magnetic stripe contains embedded personal information that card readers can interpret when you swipe your card. Instead, most card readers today are set up to read your EMV chip and will ask you to insert your card. You may also tap your credit card on the reader if both the card and reader are set up for contactless payments. If your EMV chip is not working or a card reader only supports swiping, you may need to use your card’s magnetic stripe.

Customer helpline

The customer helpline is the phone number you can call if you have questions about your account or need assistance with your card. Customer service can help replace your card, report unauthorized transactions or make a payment. You can also get help with rewards and cardholder perks. Alternatively, you can log in to your online account for more information.

The bottom line

Your credit card has a lot of information on it. Take time to familiarize yourself with your credit card’s anatomy, especially the identity theft and fraud prevention measures. If you’re unsure where certain card information is or have questions, contact your credit card issuer for help. Most importantly, keep your credit card information private to help protect your account and prevent unauthorized transactions.

*All information about the Chase Freedom Flex and the BankAmericard credit card has been collected independently by CNET and has not been reviewed by the issuer.

The editorial content on this page is based solely on objective, independent assessments by our writers and is not influenced by advertising or partnerships. It has not been provided or commissioned by any third party. However, we may receive compensation when you click on links to products or services offered by our partners.

The Anatomy of a Credit Card: Here's What the Numbers and Symbols on Your Card Mean (2024)

FAQs

What is the anatomy of a credit card number? ›

Structure. Payment card numbers are composed of 8 to 19 digits, The leading six or eight digits are the issuer identification number (IIN) sometimes referred to as the bank identification number (BIN). The remaining numbers, except the last digit, are the individual account identification number.

What do the parts of a credit card mean? ›

What are the parts of a credit card? The front of the credit card shows the name of the bank; a security chip; the bank identification number (BIN, or “card number”), which usually contains 16 digits; the card expiry date; and the cardholder's name.

What do all the numbers on my card mean? ›

The first 6 digits help to identify the card issuer, known as an Issue Identifier Number or 'IIN'. All numbers following that relate specifically to your account, excluding the last one which is known as a 'check digit'.

What do the 4 sets of numbers on a credit card mean? ›

The First Number

Visa starts with 4, a Mastercard is 5 and Discover is 6. Other numbers are used to identify the industry. For instance, 1 and 2 are used for the airline industry. The numeral 3 represents travel and entertainment, so it makes sense that 3 also indicates it's an American Express card.

What do the 16 digits on a credit card mean? ›

Most credit cards have 15 or 16 digits displayed across the front, depending on the issuer. The first 6 digits indicate the issuer number, the next five refer to the specific issuing bank, and the final six equal the user's account number.

What does a Mastercard look like? ›

Mastercard logo is a geometric composition having two circles in red and orange. They overlap each other to symbolize unity, connection, and cooperation.

What are the 6 dots on a credit card? ›

Another useful feature is raised Braille dots, which let users know if they are holding a debit or credit card. NatWest and RBS credit cards have four dots arranged in a line, and debit cards have six dots in a rectangular shape. Nationwide debit and credit cards have the same dot patterns.

What is the code behind a credit card called? ›

A credit card security code is a three- or four-digit number designed to prevent fraudulent transactions. You might hear this code referred to as the Card Verification Value (CVV). Other common names for it include Card Security Code (CSC), Card Verification Code (CVC or CVC2) and Card Identification Number (CID).

What is the anatomy of a bank card? ›

Breaking down Cardholder Data (CHD) Cardholder data (CHD) consists of the full Primary Account Number, or the 16-digit card number (or 15-digit for American Express), Expiration Date, Cardholder Name, and Service Code. With the proper controls in place, this card information can be stored-on-file.

What do the card symbols mean? ›

Some historians have suggested that suits in a deck were meant to represent the four classes of Medieval society. Cups and chalices (modern hearts) might have stood for the clergy; swords (spades) for the nobility or the military; coins (diamonds) for the merchants; and batons (clubs) for peasants.

What is the secret number on a card? ›

A card security code (CSC; also known as CVC, CVV, or several other names) is a series of numbers that, in addition to the bank card number, is printed (but not embossed) on a credit or debit card.

Why is there 7 numbers on the back of my card? ›

The 7 digit number written on back of your Visa or MasterCard credit card consists of two parts - first 4 digits are same as the last 4 digits of your credit card number. The next 3 digits is CVV (card verification value or code).

What is the Mii number on a credit card? ›

The first digit in your credit card number is known as the Major Industry Identifier (MII). The MII identifies which industry or category the credit card issuer belongs to.

What is the structure of a credit card number? ›

Credit card numbers are usually made of 16 digits arranged in sets of four. American Express numbers contain 15 digits. Though rare, some credit card companies employ 19 digits.

What are the most important numbers on a credit card? ›

The first six to eight digits are referred to as the bank identification number (BIN) or issuer identification number (IIN). These numbers identify the card issuer. The remaining digits identify the individual account of the cardholder. Because each digit has meaning, it's crucial to protect your credit card number.

What makes up a credit card number? ›

The first six to eight digits are referred to as the bank identification number (BIN) or issuer identification number (IIN). These numbers identify the card issuer. The remaining digits identify the individual account of the cardholder. Because each digit has meaning, it's crucial to protect your credit card number.

What is the format of credit card number? ›

A credit card number, for example 1234567812345678, consists of three parts: The bank identification number (BIN): The first six digits are the bank identification number (BIN) or issuer identification number (IIN). This string of numbers identifies the issuer of the card.

What is the anatomy of a credit card statement? ›

A list of all the transactions that have occurred since your last statement (purchases, payments, credits, cash advances, and balance transfers). Some credit card companies group them by type of transactions. Others list them by date of transaction or by user, if there are different users on the account.

How are credit card numbers arranged? ›

The 15- or 16-digit number at the front or back of the card, with digits arranged in groups of 4. It contains information about the issuer, account holder, and industry. The date in the MM/YY format, typically located below the card number and above or next to the cardholder's name.

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