**The numbers on which of these credit cards always start with the highest digit?** – The first six digits of the credit card represent the Issuer Identification Number (IIN), commonly referred to as the Bank Identification Number (BIN). These digits clearly identify the financial institution issuing the card. The first digit is the Major Industry Identifier (MII), and it is assigned by the American Banking Association. Each major credit card network has its own unique MII: American Express cards always begin with the number 3, specifically 34 or 37. Visa cards begin with the number 4, Mastercards start with 5, and Discover Cards start with the number 6.

## The numbers on which of these credit cards always start with the highest digit?

The first six digits of the credit card represent the Issuer Identification Number (IIN), commonly referred to as the Bank Identification Number (BIN). These digits clearly identify the financial institution issuing the card. The first digit is the Major Industry Identifier (MII), and it is assigned by the American Banking Association. Each major credit card network has its own unique MII: American Express cards always begin with the number 3, specifically 34 or 37. Visa cards begin with the number 4, Mastercards start with 5, and Discover Cards start with the number 6.

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## Answer of The numbers on which of these credit cards always start with the highest digit?

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