American Express

American Express is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Credit Card Companies
• Professional Employer Organizations

North American Industry Classification System (NAICS) Categories:

• Credit Card Issuing > Credit Card Plans & Services
• Business Associations > Business Organizations Small & Independent > Professional Employer Organizations

Standard Industry Classification (SIC) Categories:

• Personal Credit Institutions > Credit Card Services
• Short-Term Business Credit Institutions, Except Agricultural > Credit Card Plans & Services
• Business Associations > Professional Employer Organizations (Peos)