UNdata is a multi-disciplinary source providing official statistics produced by member countries of the United Nations and compiled by the UN data system.
World Bank Data on a variety of topics and socio-economic indicators are now freely available.
Eurostat is the official portal to statistics for the member countries of the European Union.
The Asian Development Bank compiles the annual Key Indicators for Asia and the Pacific for its member nations.
Selected Statistics on African Countries are available from the African Development Bank
CEPALSTAT is the gateway to statistics for UN member nations in Latin America and the Caribbean.