A credit card number is found on the back of the card next to the security code number. It is the number that comes before the three-digit security code number on Visa, MasterCard, Discover, JCB and Diners Club cards. For the American Express card, the main card number is located on the front of the card with the four-digit security number above it.Know More
The first few digits of a card number define the type of card. In a standard 16-digit credit card, the issuer of the card determines the first 15 digits. The last digit, also called the check digit, is computed mathematically on the basis of the other digits. The check digit is worked out to correct input errors when credit card numbers are being supplied manually. The protection makes it difficult for hackers or other persons to generate random card numbers accurately.
It is inadvisable to provide credit card numbers to individuals or parties over the telephone unless the card holder initiated the call. Even when calling legitimate merchants or issuers, it is not wise to give card numbers over cordless phones because these are exposed to eavesdropping. Cordless phone eavesdroppers may use overheard information to trick a card holder into a scam.Learn more about Credit & Lending
According to Capital One, it is possible to find out where to send a Capital One credit card payment by entering the first six digits of the credit card number at its Credit Card Payment Wizard page. Capital One also encourages card users to make payments online for faster processing.Full Answer >
Mobile credit card readers scan the magnetic strip on the back of a credit card to obtain customer account information, as The Nest reports. This data then allows the reader to transmit a processing request to the customer's bank using an encrypted connection and charge the customer's account.Full Answer >
To obtain your credit score for free without entering a credit card number, visit Annualcreditreport.com, which is the only website authorized by the U.S. government to issue free annual reports, as of 2014. Other sites that offer free access to your credit report are Quizzle, Credit Karma and CreditSesame.Full Answer >
Companies need to verify credit card information to make sure the credit card number matches the identity of the person using it, states Experian. This helps to reduce fraud and ensure that businesses are paid for products and services.Full Answer >