Click on the names to access the relevant IGO sheet, with an overview of data and information on an IGO’s relationship with the ILOAT.
- African, Caribbean and Pacific Group of States (ACP Group)
- Agency for International Trade Information and Cooperation (AITIC)
- International Bureau of Weights and Measures (BIPM)
- African Training and Research Centre in Administration for Development (CAFRAD)
- Pensions fund (League of Nations) (CCP [SDN])
- Centre for the Development of Enterprise (CDE)
- European Organization for Nuclear Research (CERN)
- International Center for the Registration of Serials (CIEPS)
- Intergovernmental Council of Copper Exporting Countries (CIPEC)
- Technical Centre for Agricultural and Rural Cooperation (CTA)
- Preparatory Commission for the Comprehensive Nuclear-Test-Ban Treaty Organization (CTBTO PrepCom)
- Energy Charter Conference (ECC)
- European Free Trade Association (EFTA)
- European Molecular Biology Laboratory (EMBL)
- European Patent Organisation (EPO)
- Surveillance Authority of the European Free Trade Association (ESA)
- European Southern Observatory (ESO)
- European Telecommunications Satellite Organization (EUTELSAT)
- European Organisation for the Safety of Air Navigation (Eurocontrol)
- Food and Agriculture Organization of the United Nations (FAO)
- General Agreement on Tariffs and Trade (GATT)
- Global Fund to Fight AIDS, Tuberculosis and Malaria (Global Fund)
- International Atomic Energy Agency (IAEA)
- International Centre for Advanced Technical and Vocational Training (ICATVT [ITCILO])
- International Criminal Court (ICC)
- International Computing Centre (World Health Organization) (ICC [WHO])
- International Cocoa Organization (ICCO)
- International Centre for Genetic Engineering and Biotechnology (ICGEB)
- Interim Commission for the International Trade Organisation/General Agreement on Tariffs and Trade (ICITO/GATT)
- International Fund for Agricultural Development (IFAD)
- International Federation of Red Cross and Red Crescent Societies (IFRC)
- International Institute of Intellectual Co-operation (IIIC [UNESCO])
- Latin American Institute for Educational Communication (ILCE)
- International Labour Organization (ILO)
- International Criminal Police Organization (INTERPOL)
- International Organization for Migration (IOM)
- International Olive Oil Council (IOOC)
- International Patent Institute (IPI)
- International Service for National Agricultural Research (ISNAR)
- International Training Centre of the International Labour Organisation (ITCILO)
- ITER International Fusion Energy Organization (ITER Organization)
- International Telecommunication Union (ITU)
- International Institute for Democracy and Electoral Assistance (International IDEA)
- League of Nations (LON)
- Nansen International Office for Refugees (Nansen)
- Central Office for International Railway Transport (OCTI [OTIF])
- International Office of Epizootics (OIE)
- International Organization of Legal Metrology (OIML)
- International Organisation of Vine and Wine (OIV)
- Organisation for the Prohibition of Chemical Weapons (OPCW)
- Intergovernmental Organisation for International Carriage by Rail (OTIF)
- Pan American Health Organization (PAHO)
- Permanent Court of Arbitration (PCA)
- South Centre (South Centre)
- United International Bureaux for the Protection of Intellectual Property (UIBPIP)
- United Nations Educational, Scientific and Cultural Organization (UNESCO)
- United Nations Industrial Development Organization (UNIDO)
- World Tourism Organization (UNWTO)
- International Union for the Protection of New Varieties of Plants (UPOV)
- Universal Postal Union (UPU)
- World Customs Organization (Customs Co-operation Council) (WCO [CCC])
- World Health Organization (WHO)
- World Intellectual Property Organization (WIPO)
- World Meteorological Organization (WMO)
- World Trade Organization (WTO)