Anti-Defamation League

Anti-Defamation League is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Associations Societies & Foundations
• Educational Research

North American Industry Classification System (NAICS) Categories:

• Research And Development In The Social Sciences And Humanities > Educational Research
• Civic And Social Organizations

Standard Industry Classification (SIC) Categories:

• Membership Organizations, Nec
• Commercial Economic, Sociological & Educational Research > Educational Research