| International Organizations | Headquarters |
| Amnesty international | London |
| APEC (Asia Pacific Economic Forum) | Singapore |
| ASEAN (Association of South East Asian Nations) | Jakarta |
| Commonwealth of Nations | London |
| EU (European Union) | Brussels |
| FAO (Food and Agricultural Organization) | Rome |
| IAEA (International Atomic Energy Agency) | Vienna |
| ICAO (International Civil Aviation Organization) | Montreal |
| ICJ (International Court of Justice) | The Hague |
| ILO (International Labor Organization) | Geneva |
| IM (International Maritime Organization) | London |
| IMF (International Monetary Fund) | Washington |
| International Standards Organizations | Geneva |
| NAM (Non Aligned Movement) | New York/Istanbul |
| NATO (North Atlantic Treaty Organization) | Brussels |
| OECD (Organization for Economic Cooperation and Development) | Paris |
| OPEC (Organization of Petroleum Exporting Countries) | Vienna |
| SAARC (South Asian Association for Regional Cooperation) | Kathmandu |
| Transparency International | Berlin |
| UNAEC (United Nations Atomic Energy Commission) | New York |
| UNAIDS (Joint United Nations Programme on HIV/ AIDS) | Geneva |
| UNCDF (United Nations Capital Development Fund) | New York |
| UNCTAD (United Nations Conference on Trade and Development) | Geneva |
| UNODC (United Nations Office on Drugs and Crimes) | Vienna |
| UNDP (United Nations Development Programme) | New York |
| UNEP (United Nations Environment Programme) | Nairobi |
| UNESCO (United Nations Educational scientific and cultural Organization) | Paris |
| UNFCCC (United Nations Frame Convention on Climate Change) | Germany |
| UNFPA (United Nations Population Fund) | New York |
| UNHCR (United Nations High Commissioner for Refugees) | Geneva |
| UNICEF (United Nations Children’s Education Fund) | New York |
| UNO (United Nations Organization) | New York |
| WHO (World Health Organization) | Geneva |
| WMO (World Metrological Organization) | Geneva |
| World Bank | Washington |
| World Intellectual Property Org. | Geneva |
| WTO (World Tourism Organization) | Madrid |