Inter-University Consortium for Political and Social Research (ICPSR)
National Center for Education Statistics(NCES)
Cornell University
Social Science Resources on the Web Listing U.S. Census Bureau
SocioNet Economic Research Service Databases
Data Services of the Odum
Institute Bureau of Justice Statistics The Data Documentation Initiative Population and Environment in the U.S. Great Plains Center for Disease Control and Prevention (CDC) The Health and Medical Care Archive (HMCA) National Center for Health
Statistics (NCHS) National Archive of Computerized Data on Aging (NACDA) Substance Abuse & Mental Health Data Archive (SAMHDA)