Illinois is in the Central Time Zone in the United States of America (USA). US Central Standard Time (CST) is 6 hours behind Greenwich Mean Time (GMT-6).
Credit Card Account Number Verification - Card Type Identification. This page provides information about identifying a credit card type from a card number's numeric range and number of digits. First digit must be a 3 and second digit must be a 4 or 7. Valid length: 15 digits. First digit must be 3 and second digit must be 0, 6, or 8. Valid length: 14 digits. Valid length: 16 digits.
Test fake credit card number with CVV or CVS numbers. Issuer Identifier â 6 digits to identify the issuer of the card. Acccount Number â 6 to 9 digits to identify the individual account number. Check Digit â 1 digit computed as a checksum of the Issuer Identifier and the Account Number based on Luhn algorithm.