Association for Research on Nonprofit Organizations and Voluntary Action (ARNOVA): An international membership organization dedicated to fostering through research an understanding of the nonprofit sector, philanthropy and volunteerism.
International Association for Social Science Information Service & Technology: IASSIST bridges three communities: 1.social scientists who are producers and users of social data; 2.information specialists who preserve social data, manage facilities and provide services that promote the secondary use of social data; and 3.computing specialists who advance methods to analyze social data.
International Network for Social Network Analysis: Professional association for researchers interested in social network analysis
International Rural Sociology Association: Umbrella organization for national associations.
International Sociological Association: Umbrella organization for national associations.
International Visual Sociology Association: Association for sociologists devoted to the visual study of society, culture, and social relationships.
The Society for Applied Sociology: Forum for sociologists and others interested in applying sociological knowledge. Includes publications and info on annual meetings, events, and membership.