WSSN - World Standard Services Network
| International | ||
| – International Association for Cereal Science and Technology | ||
| – World Customs Organization | ||
| – International Dairy Federation | ||
| – International Civil Aviation Organization | ||
| – International Union of Laboratories and Experts in Construction Materials, Systems and Structures | ||
| – International Union of Railways | ||
| – International Vine and Wine Office | ||
| – United Nations Educational, Scientific and Cultural Organization | ||
| – International Organization of Legal Metrology | ||
| – International Office of Epizootics | ||
| – Forest Stewardship Council | ||
| – International Federation of Library Associations and Institutions | ||
| – International Gas Union | ||
| – International Olive Oil Council | ||
| – International Commission on Radiological Protection | ||
| – International Seed Testing Association | ||
| – World Intellectual Property Organisation | ||
| – World Health Organisation | ||
| – International Electrotechnical Commission | ||
| – International Organization for Standardization | ||
| – International Telecommunication Union | ||
| – Universal Postal Union | ||
| – International Wool Textile Organization | ||
| – International Union of Pure and Applied Chemistry | ||
| Regional | ||
| Africa | – African Regional Organization for Standardization | |
| National | ||
| Algeria | – Institut algérien de normalisation | |
| Antigua and Barbuda | – Antigua and Barbuda Bureau of Standards | |
| Armenia | – National Institute of Standards and Quality | |
| Australia | – Standards Australia | |
| Austria | – Austrian Standards Institute | |
| Austria | – Austrian Electrotechnical Committee | |
| Belarus | – Committee for Standardization, Metrology and Certification of Belarus | |
| Belarus | – Belarus National Committee of the IEC | |
| Belgium | – Comité Electrotechnique Belge | |
| Belgium | – The Belgian Institution for Standardization | |
| Bolivia | – Instituto Boliviano de Normalización y Calidad | |
| Botswana | – Botswana Bureau of Standards | |
| Brunei Darussalam | – Construction Planning and Research Unit, Ministry of Development | |
| Bulgaria | – Bulgarian Institute for Standardization | |
| Cambodia | – Department of Industrial Standards of Cambodia | |
| Canada | – Standards Council of Canada | |
| Chile | – Instituto Nacional de Normalizacion | |
| China | – Standardization Administration of China | |
| Colombia | – Instituto Colombiano de Normas Técnicas y Certificación | |
| Costa Rica | – Instituto de Normas Técnicas de Costa Rica | |
| Croatia | – Croation Standards Institute | |
| Cuba | – Oficina Nacional de Normalización | |
| Czech Republic | – Czech Standards Institute | |
| Denmark | – Dansk Standard | |
| Dominica | – Dominica Bureau of Standards | |
| Ethiopia | – Quality and Standards Authority of Ethiopia | |
| Finland | – Finnish Standards Association | |
| Germany | – Deutsches Institut für Normung | |
| Greece | – Hellenic Organization for Standardization | |
| Guyana | – Guyana National Bureau of Standards | |
| Italy | – Ente Nazionale Italiano di Unificazione | |
| Morocco | – Service de normalisation industrielle marocaine | |
| New Zealand | – Standards New Zealand | |
| Nicaragua | – Dirección de Tecnología, Normalización y Metrología | |
| Norway | – Standards Norway | |
| Peru | – Instituto Nacional de Defensa de la Competencia y de la Protección de la Propiedad Intelectual | |
| Qatar | – Qatar General Organization for Standards and Metrology | |
| Spain | – Asociación Española de Normalización y Certificación | |
| Sweden | – Swedish Standards Institute | |
| Thailand | – Thai Industrial Standards Institute | |
| Trinidad and Tobago | – Trinidad and Tobago Bureau of Standards | |
| Uganda | – Uganda National Bureau of Standards | |
| USA | – American National Standards Institute | |
| Viet Nam | – Directorate for Standards and Quality |