List of intergovernmental organizations
The following is a list of the major existing intergovernmental organizations.
For a more complete listing, see the Yearbook of International Organizations, which includes 25,000 international non-governmental organizations, excluding for-profit enterprises, about 5,000 IGOs, and lists dormant and dead organizations as well as those in operation.
United Nations and agencies
The UN has six principal organs:- The General Assembly ;
- The Security Council ;
- The Economic and Social Council ;
- The Secretariat ;
- The International Court of Justice.
- The United Nations Trusteeship Council
- Food and Agriculture Organization
- International Labour Organization
- International Civil Aviation Organization
- International Maritime Organization
- International Telecommunication Union
- Joint United Nations Programme on HIV/AIDS
- United Nations Capital Development Fund
- United Nations Human Rights Council
- United Nations International Children's Emergency Fund
- United Nations Development Programme
- United Nations Educational, Scientific and Cultural Organization
- United Nations Environment Programme
- United Nations Human Settlements Programme
- United Nations Industrial Development Organization
- United Nations Office for Disaster Risk Reduction
- United Nations Office on Drugs and Crime
- Universal Postal Union
- World Health Organization
- World Intellectual Property Organization
- World Food Programme
- World Meteorological Organization
- World Tourism Organization
- The UN maintains various offices:
- *United Nations Headquarters
- *United Nations Office at Geneva
- *United Nations Office at Nairobi
- *United Nations Office at Vienna
- International Criminal Tribunal for the former Yugoslavia
- International Criminal Tribunal for Rwanda
Agricultural research organizations
- Africa Rice Center
- Bioversity International
- Center for International Forestry Research
- International Center for Tropical Agriculture
- International Center for Agricultural Research in the Dry Areas
- International Crops Research Institute for the Semi-Arid Tropics
- International Food Policy Research Institute
- International Institute of Tropical Agriculture
- International Livestock Research Institute
- International Maize and Wheat Improvement Center
- International Potato Center
- International Rice Research Institute
- International Water Management Institute
- World Agroforestry Centre
- WorldFish Center
- World Vegetable Center
Humanitarian organizations
- International Cospas-Sarsat Programme
Environmental organizations
- Agreement on the Conservation of Albatrosses and Petrels
- The Forum of Ministers of Environment of Latin America and the Caribbean
- Global Environment Facility
- Global Green Growth Institute
- Intergovernmental Panel on Climate Change
- The International Union for Conservation of Nature
- Partnerships in Environmental Management for the Seas of East Asia
- United Nations Environment Programme
Fisheries organizations
- Asia-Pacific Fishery Commission
- Commission for the Conservation of Antarctic Marine Living Resources
- Great Lakes Fishery Commission
- Indian Ocean Tuna Commission
- Inter-American Tropical Tuna Commission
- International Commission for the Conservation of Atlantic Tunas
- International Pacific Halibut Commission
- International Whaling Commission
- North-East Atlantic Fisheries Commission
- Northwest Atlantic Fisheries Organization
- North Atlantic Salmon Conservation Organization
- Pacific Salmon Commission
- Southeast Asian Fisheries Development Center
- Western and Central Pacific Fisheries Commission
Maritime organizations
- Antarctic Treaty Secretariat
- International Hydrographic Organization
- International Maritime Organization
- International Seabed Authority
- International Council for the Exploration of the Sea
- North Pacific Marine Science Organization
Arms control
- Conference on Disarmament
- Organisation for the Prohibition of Chemical Weapons
- Preparatory Commission for the Comprehensive Nuclear-Test-Ban Treaty Organization
- Wassenaar Arrangement
- Nuclear Suppliers Group
- Australia Group
- Missile Technology Control Regime
Energy organizations
Multi sector organizations
- International Energy Agency
- Energy Charter
- Energy Community
- United Nations Industrial Development Organization
- International Institute for Applied Systems Analysis
- International Energy Forum
Sustainable energy organizations
- International Renewable Energy Agency
- Sustainable Energy for All
- Renewable Energy and Energy Efficiency Partnership
- International Solar Alliance
Nuclear power organizations
- European Atomic Energy Community
- International Atomic Energy Agency
- International Centre for Synchrotron-Light for Experimental Science Applications in the Middle East
- Korean Peninsula Energy Development Organization
- Nuclear Energy Agency
- United Nations Atomic Energy Commission
- World Association of Nuclear Operators
Financial, trade, and customs organizations
- Alliance for Financial Inclusion
- African Development Bank
- Asian Development Bank
- Asian Infrastructure Investment Bank
- Bank for International Settlements
- Black Sea Trade and Development Bank
- Caribbean Development Bank
- Council of Europe Development Bank
- Eurasian Development Bank
- European Bank for Reconstruction and Development
- Federation of Euro-Asian Stock Exchanges
- Financial Action Task Force
- Inter-American Development Bank
- International Bureau of Weights and Measures
- International Energy Agency
- International Fund for Agricultural Development
- International Development Law Organization, headquartered in Rome
- International Monetary Fund
- Islamic Development Bank
- Netherlands Development Finance Company
- Nordic Development Fund
- Nordic Investment Bank
- New Development Bank
- Organization for Economic and Co-operation Development
- OPEC Fund for International Development
- Organization of Petroleum-Exporting Countries
- West African Development Bank
- World Bank Group
- *International Bank for Reconstruction and Development
- *International Development Association
- *International Finance Corporation
- *Multilateral Investment Guarantee Agency
- *International Centre for Settlement of Investment Disputes
- World Customs Organization
- World Trade Organization
Law enforcement cooperation
- International Criminal Court
- International Criminal Police Organization
- Permanent Court of Arbitration
Transport
- Intergovernmental Organisation for International Carriage by Rail
- Organization for Cooperation of Railways
- International Civil Aviation Organization
- TRACECA
Regional organizations
Europe
- European Union
- *Western European Union
- Big Four
- Council of Europe
- Central European Initiative
- Energy Community
- European Free Trade Association
- European Patent Organisation
- European Science Foundation
- European Organisation for the Safety of Air Navigation
- Group of 9
- International Commission on Civil Status
- Central Commission for Navigation on the Rhine
- Council of the Baltic Sea States
- Assembly of European Regions
- Eiroforum
- *CERN
- *European Fusion Development Agreement
- *European Molecular Biology Laboratory
- *European Space Agency
- *European Organisation for the Exploitation of Meteorological Satellites
- *European Southern Observatory
- *European Synchrotron Radiation Facility
- *European x-ray free electron laser
- *Institut Laue–Langevin
- Baltic Marine Environment Protection Commission
- Benelux
- Belgium–Luxembourg Economic Union
- British–Irish Council
- Nordic Council
- Nordic Investment Bank
- Northern Dimension Partnership in Public Health and Social Well-being
- Organisation for Joint Armament Cooperation
- Agency for International Trade Information and Cooperation
- Visegrád Group
- EUREKA
- European Cooperation in Science and Technology
- Community for Democracy and Rights of Nations
- European Centre for Medium-range Weather Forecasts
- West Nordic Council
Asia
- Asia Cooperation Dialogue
- Asian Development Bank
- Asia Pacific Economic Cooperation
- East Asia Summit
- Association of Southeast Asian Nations
- Bay of Bengal Initiative for Multi-Sectoral Technical and Economic Cooperation
- International Network for Bamboo and Rattan
- Mekong–Ganga Cooperation
- Mekong River Commission
- Partnerships in Environmental Management for the Seas of East Asia
- South Asian Association for Regional Cooperation
- Southeast Asian Ministers of Education Organization
- Trilateral Cooperation Secretariat
- Gulf Cooperation Council
Transcontinental
- Group of Eight
- Eurasia
- *Asia-Europe Foundation
- *Central Asian Cooperation Organization
- *Community for Democracy and Rights of Nations
- *Collective Security Treaty Organization
- *Commonwealth of Independent States
- *Economic Cooperation Organization
- *Eurasian Economic Union
- *GUAM Organization for Democracy and Economic Development
- *Organization of the Black Sea Economic Cooperation
- *Shanghai Cooperation Organisation
- *TRACECA
- *Turkic Council
- *Union State
- Trans-Atlantic
- *Group of Seven
- *Group of Ten
- *North Atlantic Treaty Organization
- *Organization for Security and Co-operation in Europe
- *South Atlantic Peace and Cooperation Zone
- Mediterranean
- *Union for the Mediterranean
- Indian Ocean
- *Indian Ocean Rim Association for Regional Cooperation
- *Indian Ocean Commission
- Arctic Ocean
- *Arctic Council
- Pacific Ocean:
- *ANZUS
- *Asia-Pacific Economic Cooperation
- *Colombo Plan
- *Group of Five
- *Melanesian Spearhead Group
- *Pacific Islands Forum
- *Pacific Regional Environment Programme
- *Secretariat of the Pacific Community
- African, Caribbean and Pacific Group of States
- *Technical Centre for Agricultural and Rural Cooperation ACP-EU
- Afro-Asian organizations
- *Asian-African Legal Consultative Organization
Africa
- African Union
- Conseil de l'Entente
- Economic Community of West African States
- East African Community
- West African Economic and Monetary Union
- Southern African Development Community
- Intergovernmental Authority on Development
- Arab Maghreb Union
Americas
- Organization of American States
- Union of South American Nations
- Caribbean Community
- Association of Caribbean States
- Organisation of Eastern Caribbean States
- Central American Parliament
- Bolivarian Alliance for the Americas
- Rio Group
- System of Cooperation Among the American Air Forces
- Central American Bank for Economic Integration
- Central American Integration System
- Community of Latin American and Caribbean States
Educational organizations and universities
- Academy of European Law
- Asian Institute of Technology
- Cerlalc
- Commonwealth of Learning
- EUCLID
- European Schools
- European University Institute
- International Bureau of Education IBE, now a part of UNESCO
- International Institute for the Unification of Private Law
- Model United Nations
- United Nations University
Digital organizations
- Digital 9
Cultural, ethnic, linguistic, and religious organizations
- Commonwealth of Nations
- International Centre for the Study of the Preservation and Restoration of Cultural Property
- Organisation internationale de la Francophonie
- Community of Portuguese Language Countries
- Organization of Ibero-American States
- Arab League
- Organisation of Islamic Cooperation
- International Organization of Turkic Culture
- Interparliamentary Assembly on Orthodoxy
Ideological and political groupings
- NATO
- Non-Aligned Movement
- Collective Security Treaty Organization
- Group of 15
- Group of 77
- Group of 24
- G20
- Alliance of Small Island States
- BRICS
- Bolivarian Alliance for the Americas
- Association of World Election Bodies
- New Agenda Coalition
- Non-Proliferation and Disarmament Initiative
- Western European and Others Group
Other
- Advisory Centre on World Trade Organization Law
- International Centre for Genetic Engineering and Biotechnology
- International Institute for Democracy and Electoral Assistance
- Partners in Population and Development
- South Centre
- World Organisation for Animal Health
- Forum for India-Pacific Islands cooperation
- U-Report
Defunct
- Allied Control Council
- Arab Cooperation Council
- Central Treaty Organization
- Comecon
- Council of Ambassadors
- Customs and Economic Union of Central Africa
- Delian League
- Eurasian Economic Community
- French Community
- French Union
- G33
- International Authority for the Ruhr
- International Trade Organization
- Latin League
- Latin Union
- League of Corinth
- League of Nations
- Peloponnesian League
- Organisation of African Unity
- Southeast Asia Treaty Organization
- Union of African States