Major Industry Identifier (MII)
The first digit of a credit card number is the Major Industry Identifier (MII), which represents the category of entity which issued the card. MII digits represent the following issuer categories:
- 0 – ISO/TC 68 and other future industry assignments
- 1 – Airlines
- 2 – Airlines and other future industry assignments
- 3 – Travel and entertainment and banking/financial
- 4 – Banking and financial
- 5 – Banking and financial
- 6 – Merchandising and banking/financial
- 7 – Petroleum and other future industry assignments
- 8 – Healthcare, telecommunications and other future industry assignments
- 9 – National assignment
For example, American Express, Diner's Club, Carte Blanche, and JCB are in the travel and entertainment category; VISA, MasterCard, and Discover are in the banking and financial category (Discover being in the Merchandising and banking/financial category); and Sun Oil and Exxon are in the petroleum category.
Read more about this topic: Bank Card Number
Famous quotes containing the words major and/or industry:
“Never be afraid to meet to the hilt the demand of either work or friendship—two of life’s major assets.”
—Eleanor Robson Belmont (1878–1979)
“Bankers, nepotists, contracts and talkies: on four fingers one may count the leeches which have sucked a young and vigorous industry into paresis.”
—Dalton Trumbo (1905–1976)