American Fact Finder
Provides access to data about the United States, Puerto Rico and the Island Areas.
The statistical office of the European Union. Its task is to provide the European Union with statistics at European level that enable comparisons between countries and regions
Provides access to the full range of official statistical information produced by the Federal Government without having to know in advance which Federal agency produces which particular statistic.
Inter-university Consortium for Political and Social Research
ICPSR supplies the numeric raw data from the social sciences that can be used to create publications, reports, and figures.