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List of intergovernmental organizations

List of intergovernmental organizations

The following is a list of the major existing intergovernmental organizations (IGOs).

For a more complete listing, see the Yearbook of International Organizations, which includes 25,000 international non-governmental organizations (INGOs), excluding for-profit enterprises, about 5,000 IGOs, and lists dormant and dead organizations as well as those in operation (figures as of the 400th edition, 2012/13). A 2020 academic dataset on international organizations included 561 intergovernmental organizations between 1815 and 2015; more than one-third of those IGOs ended up defunct.

United Nations and agencies

The UN has six principal organs:

  • The General Assembly (the main deliberative assembly);
  • The Security Council (decides certain resolutions for peace and security);
  • The Economic and Social Council (assists in promoting international economic and social cooperation and development);
  • The Secretariat (provides studies, information, and facilities needed by the UN);
  • The International Court of Justice (the primary judicial organ).
  • The United Nations Trusteeship Council (inactive)

The UN also includes various Funds, Programmes and specialized agencies:

  • 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 (UNHRC)
  • United Nations International Children's Emergency Fund (UNICEF)
  • United Nations Development Programme
  • United Nations Educational, Scientific and Cultural Organization (UNESCO)
  • United Nations Environment Programme
  • United Nations Human Settlements Programme
  • United Nations Industrial Development Organization
  • United Nations Office for Disaster Risk Reduction (UNISDR)
  • United Nations Office on Drugs and Crime
  • Universal Postal Union
  • World Health Organization (WHO)
  • World Intellectual Property Organization
  • World Food Programme
  • World Meteorological Organization
  • UN Tourism
  • The UN maintains various offices:
    • United Nations Headquarters (New York City)
    • United Nations Office at Geneva
    • United Nations Office at Nairobi
    • United Nations Office at Vienna

The UN also includes subsidiary organs:

  • International Residual Mechanism for Criminal Tribunals
    • International Criminal Tribunal for the former Yugoslavia (ICTY)
    • International Criminal Tribunal for Rwanda (ICTR)

Agricultural research organizations

  • Africa Rice Center (West Africa Rice Development Association, WARDA)
  • Bioversity International (International Plant Genetics Resources Institute, IPGRI)
  • Center for International Forestry Research (CIFOR)
  • International Center for Tropical Agriculture (CIAT)
  • International Center for Agricultural Research in the Dry Areas (ICARDA)
  • International Crops Research Institute for the Semi-Arid Tropics (ICRISAT)
  • International Food Policy Research Institute (IFPRI)
  • International Institute of Tropical Agriculture (IITA)
  • International Livestock Research Institute (ILRI)
  • International Maize and Wheat Improvement Center (CIMMYT)
  • International Potato Center (CIP)
  • International Rice Research Institute (IRRI)
  • International Water Management Institute (IWMI)
  • World Agroforestry Centre (International Centre for Research in Agroforestry, ICRAF)
  • WorldFish Center (International Center for Living Aquatic Resources Management, ICLARM)
  • World Vegetable Center
  • CAB International (Centre for Agriculture and Bioscience International, CABI)

Fisheries organizations

  • Asia-Pacific Fishery Commission (APFIC)
  • Commission for the Conservation of Antarctic Marine Living Resources (CCAMLR)
  • Great Lakes Fishery Commission (GLFC)
  • Indian Ocean Tuna Commission (IOTC)
  • Inter-American Tropical Tuna Commission (IATTC)
  • International Commission for the Conservation of Atlantic Tunas (ICCAT)
  • International Pacific Halibut Commission (IPHC)
  • International Whaling Commission (IWC)
  • North-East Atlantic Fisheries Commission (NEAFC)
  • Northwest Atlantic Fisheries Organization (NAFO)
  • North Atlantic Salmon Conservation Organization (NASCO)
  • Pacific Salmon Commission (PSC)
  • Southeast Asian Fisheries Development Center (SEAFDEC)
  • Western and Central Pacific Fisheries Commission (WCPFC)

Maritime organizations

  • Antarctic Treaty Secretariat (ATS)
  • International Hydrographic Organization
  • International Maritime Organization
  • International Seabed Authority
  • International Council for the Exploration of the Sea (ICES)
  • Mediterranean Science Commission (CIESM)
  • North Pacific Marine Science Organization (PICES)

Financial, trade, and customs organizations

  • Alliance for Financial Inclusion (AFI)
  • African Development Bank
  • Asian Development Bank
  • Asian Infrastructure Investment Bank
  • Bank for International Settlements
  • Black Sea Trade and Development Bank (BSTDB)
  • Caribbean Development Bank (CDB)
  • Council of Europe Development Bank (CEB)
  • Eurasian Development Bank
  • European Bank for Reconstruction and Development (EBRD)
  • European Investment Bank (EIB)
  • Federation of Euro-Asian Stock Exchanges
  • Financial Action Task Force (FATF)
  • Inter-American Development Bank
  • Inter-American Investment Corporation (IDB Invest)
  • International Bureau of Weights and Measures (BIPM)
  • International Energy Agency (IEA)
  • International Fund for Agricultural Development (IFAD)
  • International Development Law Organization (IDLO), headquartered in Rome
  • International Monetary Fund (IMF)
  • Islamic Development Bank (IDB)
  • Netherlands Development Finance Company (FMO)
  • Nordic Development Fund (NDF)
  • Nordic Investment Bank (NIB)
  • New Development Bank (NDB)
  • Organization for Economic and Co-operation Development (OECD)
  • OPEC Fund for International Development (OPEC Fund)
  • Organization of Petroleum-Exporting Countries (OPEC)
  • West African Development Bank (BOAD)
  • World Bank Group
    • International Bank for Reconstruction and Development (IBRD)
    • International Development Association (IDA)
    • International Finance Corporation (IFC)
    • Multilateral Investment Guarantee Agency (MIGA)
    • International Centre for Settlement of Investment Disputes (ICSID)
  • World Customs Organization (WCO)
  • World Trade Organization (WTO)
Collection James Bond 007

Regional organizations


  • European Union (EU)
    • Western European Union (defunct)
  • Big Four (Western Europe)
  • Council of Europe (CoE)
  • Central European Initiative (CEI)
  • Energy Community
  • European Free Trade Association (EFTA)
  • European Organisation for the Exploitation of Meteorological Satellites (EUMETSAT)
  • European Patent Organisation (EPO)
  • European Political Community (EPC)
  • European Science Foundation
  • European Organisation for the Safety of Air Navigation (EUROCONTROL)
  • Group of 9 (G9)
  • International Commission on Civil Status (ICCS)
  • Central Commission for Navigation on the Rhine (CCNR)
  • Council of the Baltic Sea States (CBSS)
  • Assembly of European Regions (AER)
  • Eiroforum
    • European Organization for Nuclear Research (CERN)
    • Danube Commission
    • European Fusion Development Agreement (EFDA JET)
    • European Molecular Biology Laboratory (EMBL)
    • European Space Agency (ESA)
    • European Southern Observatory (ESO)
    • European Synchrotron Radiation Facility (ESRF)
    • European x-ray free electron laser (European XFEL)
    • Institut Laue–Langevin (ILL)
  • 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 (NDPHS)
  • Organisation for Joint Armament Cooperation (OCCAR)
  • Visegrád Group (V4)
  • European Cooperation in Science and Technology (COST)
  • Community for Democracy and Rights of Nations (Commonwealth of Unrecognized States)
  • European Centre for Medium-range Weather Forecasts (ECMWF)
  • South-East European Cooperation Process
  • West Nordic Council
  • Three Seas Initiative


  • Asia Cooperation Dialogue (ACD)
  • Asian Development Bank (ADB)
  • Asia-Pacific Economic Cooperation (APEC)
  • East Asia Summit (EAS)
  • Association of Southeast Asian Nations (ASEAN)
  • Bay of Bengal Initiative for Multi-Sectoral Technical and Economic Cooperation (BIMSTEC)
  • International Network for Bamboo and Rattan (INBAR)
  • Mekong–Ganga Cooperation (MGC)
  • Mekong River Commission (MRC)
  • Partnerships in Environmental Management for the Seas of East Asia (PEMSEA)
  • South Asian Association for Regional Cooperation (SAARC)
  • Southeast Asian Ministers of Education Organization (SEAMEO)
  • Trilateral Cooperation Secretariat (TCS)
  • Gulf Cooperation Council (GCC)


  • Group of Eight
  • Eurasia
    • Asia-Europe Foundation (ASEF)
    • Central Asian Cooperation Organization
    • Community for Democracy and Rights of Nations
    • Collective Security Treaty Organization (CSTO)
    • Conference on Interaction and Confidence Building Measures in Asia (CICA)
    • Commonwealth of Independent States (CIS)
    • Economic Cooperation Organization (ECO)
    • Eurasian Economic Union (EEU or EAEU)
    • GUAM Organization for Democracy and Economic Development
    • Organization of the Black Sea Economic Cooperation (BSEC)
    • Organization of Turkic States (OTS)
    • Shanghai Cooperation Organisation (SCO)
    • Union State
  • Trans-Atlantic
    • Group of Seven
    • Group of Ten (economics)
    • North Atlantic Treaty Organization (NATO)
    • Organization for Security and Co-operation in Europe (OSCE)
    • South Atlantic Peace and Cooperation Zone (ZPCAS)
  • Mediterranean
    • Union for the Mediterranean
  • Indian Ocean
    • Indian Ocean Rim Association for Regional Cooperation (IOR-ARC)
    • Indian Ocean Commission (COI)
  • Arctic Ocean
    • Arctic Council
  • Pacific Ocean:
    • ANZUS
    • Asia-Pacific Economic Cooperation (APEC)
    • Colombo Plan
    • Group of Five
    • Melanesian Spearhead Group (MSG)
    • Pacific Islands Forum
    • Pacific Regional Environment Programme (SPREP)
    • Secretariat of the Pacific Community
  • African, Caribbean and Pacific Group of States
    • Technical Centre for Agricultural and Rural Cooperation ACP-EU (CTA)
  • Afro-Asian organizations
    • Asian-African Legal Consultative Organization
    • D-8 Organization for Economic Cooperation


  • African Organisation for Standardisation (ARSO)
  • African Union
  • Economic Community of Central African States (ECCAS)
  • Conseil de l'Entente
  • Economic Community of West African States (ECOWAS)
  • East African Community (EAC)
  • West African Economic and Monetary Union (UEMOA)
  • Southern African Development Community (SADC)
  • Intergovernmental Authority on Development (IGAD)
  • Arab Maghreb Union
  • International Conference on the Great Lakes Region (ICGLR)
  • African Ministers Council on Water (AMCOW)


  • Organization of American States (OAS)
  • Union of South American Nations (USAN)
  • Mercosur
  • Andean Community of Nations
  • Forum for the Progress and Integration of South America (PROSUR)
  • Caribbean Community (CARICOM)
  • Association of Caribbean States (ACS)
  • Organisation of Eastern Caribbean States (OECS)
  • Central American Parliament
  • Bolivarian Alliance for the Americas (ALBA)
  • Rio Group
  • System of Cooperation Among the American Air Forces (SICOFAA)
  • Central American Bank for Economic Integration (CABEI)
  • Central American Integration System
  • Community of Latin American and Caribbean States (CELAC)
  • Pacific Alliance

Military alliances

  • Australia, New Zealand, United States Security Treaty (ANZUS)
  • Collective Security Treaty Organization (CSTO)
  • North Atlantic Treaty Organization (NATO)
  • Inter-American Treaty of Reciprocal Assistance (Rio Pact)

Cultural, ethnic, linguistic, and religious organizations

  • Commonwealth of Nations
  • International Centre for the Study of the Preservation and Restoration of Cultural Property (ICCROM)
  • Organisation internationale de la Francophonie
  • Community of Portuguese Language Countries (CPLP)
  • Organization of Ibero-American States (OEI)
  • Arab League
  • Organisation of Islamic Cooperation
  • International Organization of Turkic Culture (TÜRKSOY)
  • Interparliamentary Assembly on Orthodoxy

Educational organizations and universities

  • Academy of European Law (ERA)
  • Asian Institute of Technology (AIT)
  • Cerlalc
  • Commonwealth of Learning (COL)
  • EUCLID (university)
  • European Schools
  • European University Institute
  • IHE Delft Institute for Water Education
  • International Bureau of Education IBE, now a part of UNESCO
  • International Institute for the Unification of Private Law
  • Model United Nations (MUN)
  • United Nations University (UNU)
  • University for Peace (UPEACE)
  • World Maritime University (WMU/IMO)

Law enforcement cooperation

  • International Criminal Court (ICC)
  • International Criminal Police Organization (Interpol)
  • Permanent Court of Arbitration (PCA)


  • Intergovernmental Organisation for International Carriage by Rail (OTIF)
  • Organization for Cooperation of Railways (OSJD or OSShD)
  • International Civil Aviation Organization
  • Southeast Europe Transport Community
  • International Transport Forum (ITF)

Humanitarian organizations

  • International Cospas-Sarsat Programme
  • UN Alliance for Sustainable Development Goals (UNASDG)

Environmental organizations

  • Agreement on the Conservation of Albatrosses and Petrels (ACAP)
  • The Forum of Ministers of Environment of Latin America and the Caribbean
  • Global Biodiversity Information Facility (GBIF)
  • Global Environment Facility (GEF)
  • Global Green Growth Institute (GGGI)
  • Intergovernmental Panel on Climate Change (IPCC)
  • The International Union for Conservation of Nature (IUCN)
  • Partnerships in Environmental Management for the Seas of East Asia (PEMSEA)
  • United Nations Environment Programme (UNEP)

Arms control

  • Conference on Disarmament
  • Organisation for the Prohibition of Chemical Weapons (OPCW)
  • Preparatory Commission for the Comprehensive Nuclear-Test-Ban Treaty Organization (CTBTO)
  • Wassenaar Arrangement
  • Nuclear Suppliers Group (NSG)
  • Australia Group (AG)
  • Missile Technology Control Regime (MTCR)

Energy organizations

Multi sector organizations

  • International Energy Agency
  • Energy Charter
  • Energy Community
  • United Nations Industrial Development Organization (UNIDO)
  • International Institute for Applied Systems Analysis (IIASA)
  • International Energy Forum (IEF)

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

Sustainable energy organizations

  • International Renewable Energy Agency (IRENA)
  • Sustainable Energy for All (SE4ALL)
  • Renewable Energy and Energy Efficiency Partnership (REEEP)
  • International Solar Alliance

Digital organizations

  • Digital 9 (D9)

Ideological and political groupings

  • Quadrilateral Security Dialogue (QSD)
  • Non-Aligned Movement
  • Group of Seven (G7)
  • Group of 15 (G-15)
  • Group of 77 (G-77)
  • Group of 24 (G24)
  • G20
  • Alliance of Small Island States (AOSIS)
  • BRICS (Brazil, Russia, India, China, South Africa)
  • Bolivarian Alliance for the Americas (ALBA)
  • Association of World Election Bodies (AWEB)
  • New Agenda Coalition
  • Non-Proliferation and Disarmament Initiative
  • Western European and Others Group



  • Advisory Centre on World Trade Organization Law
  • International Centre for Genetic Engineering and Biotechnology
  • International Institute for Democracy and Electoral Assistance (International IDEA)
  • Partners in Population and Development
  • South Centre
  • SKA Observatory (SKAO)
  • World Organisation for Animal Health
  • Forum for India-Pacific Islands cooperation (FIPIC)
  • U-Report
  • International Center for Promotion of Enterprises (ICPE)


  • 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 (transformed into Eurasian Economic Union)
  • 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

See also

  • List of local government organizations
  • List of international sports federations


Text submitted to CC-BY-SA license. Source: List of intergovernmental organizations by Wikipedia (Historical)