WSSN - World Standard Services Network
| – Antigua and Barbuda Bureau of Standards | |
| – Associação Brasileira de Normas Técnicas | |
| – ASEAN Consultative Committee for Standards and Quality | |
| – Asociación Española de Normalización y Certificación | |
| – Association française de normalisation | |
| – Arab Industrial Development and Mining Organization | |
| – American National Standards Institute | |
| – African Regional Organization for Standardization | |
| – Association Sénégalaise de Normalisation | |
| – Asociatia de Standardizare din România | |
| – State Agency on Standardization, Metrology and Patents of Azerbaijan Republic | |
| – Institute for Standardization of Bosnia and Herzegovina | |
| – Bulgarian Institute for Standardization | |
| – Committee for Standardization, Metrology and Certification of Belarus | |
| – Belarus National Committee of the IEC | |
| – Bureau international des poids et mesures | |
| – Bureau of Indian Standards | |
| – International Bureau for the Standardization of Man-made Fibres | |
| – Botswana Bureau of Standards | |
| – Bureau of Product Standards | |
| – British Standards Institution | |
| – Bahrain Standards & Metrology Directorat | |
| – Badan Standardisasi Nasional | |
| – Bangladesh Standards and Testing Institution | |
| – Consultative Committee for Space Data Systems | |
| – Comité Electrotechnique Belge | |
| – Comitato Elettrotecnico Italiano | |
| – Comité Européen de Normalisation | |
| – Comité Européen de Normalisation Electrotechnique | |
| – Swiss Electrotechnical Committee | |
| – International Council for Research and Innovation in Building and Construction | |
| – International Commission on Illumination | |
| – International Council on Combustion engines | |
| – Division de la Normalisation et de la Qualité | |
| – Czech Standards Institute | |
| – Codex Alimentarius Commission | |
| – Comisión Guatemalteca de Normas | |
| – Consejo Hondureño de Ciencia y Tecnología | |
| – Consejo Nacional de Ciencia y Tecnología | |
| – Comisión Panameña de Normas Industriales y Técnicas | |
| – Pan American Standards Commission | |
| – Cooperation Centre for Scientific Research Relative to Tobacco | |
| – Construction Planning and Research Unit, Ministry of Development | |
| – Macau Productivity and Technology Transfer Center | |
| – China Standards Information Center | |
| – Cyprus Organization for Standardization | |
| – Dominica Bureau of Standards | |
| – Dirección General de Normas | |
| – Directorate General for Specifications and Measurements | |
| – Deutsches Institut für Normung | |
| – Deutsches Komitee der IEC | |
| – General Directorate of Standardization | |
| – Dansk Standard | |
| – Department of Standards Malaysia | |
| – State Committee of Ukdraine on Technical Regulation and Consumer Policy | |
| – Dirección de Tecnología, Normalización y Metrología | |
| – Euro Asian Council for Standardization, Metrology and Certification | |
| – Hellenic Organization for Standardization | |
| – Egyptian Organization for Standardization and Quality | |
| – Emirates Authority for Standardization and Metrology | |
| – European Telecommunications Standards Institute | |
| – Eesti Standardikeskus | |
| – World Dental Federation | |
| – International Federation of Freight Forwarders Associations | |
| – International Federation for Structural Concrete | |
| – Fondo para la Normalización y Certificación de la Calidad | |
| – Forest Stewardship Council | |
| – Fiji Trade Standards and Quality Control Office | |
| – Grenada Bureau of Standards | |
| – Georgian National Agency for Standards, Technical Regulation and Metrology | |
| – Guyana National Bureau of Standards | |
| – Federal Agency on Technical Regulating and Metrology | |
| – Ghana Standards Board | |
| – Croation Standards Institute | |
| – International Atomic Energy Agency | |
| – International Accreditation Forum, Inc | |
| – Institut algérien de normalisation | |
| – International Air Transport Association | |
| – The Belgian Institution for Standardization | |
| – Instituto Boliviano de Normalización y Calidad | |
| – International Civil Aviation Organization | |
| – International Association for Cereal Science and Technology | |
| – International Centre for the Study of the Preservation and Restoration of Cultural Property | |
| – International Civil Defence Organisation | |
| – International Commission on Irrigation and Drainage | |
| – Instituto Colombiano de Normas Técnicas y Certificación | |
| – International Commission on Radiological Protection | |
| – International Commission on Radiation Units and Measurements | |
| – International Commission for Uniform Methods of Sugars Analysis | |
| – International Dairy Federation | |
| – International Electrotechnical Commission | |
| – Internet Engineering Task Force | |
| – International Federation of Standards Users | |
| – International Federation of Library Associations and Institutions | |
| – International Federation of Organic Agriculture Movemenets | |
| – International Gas Union | |
| – International Institute of Refrigeration | |
| – International Institute of Welding | |
| – International Laboratory Accreditation Cooperation | |
| – International Labour Office | |
| – International Maritime Organization | |
| – Instituto Nacional de Defensa de la Competencia y de la Protección de la Propiedad Intelectual | |
| – Instituto Ecuatoriano de Normalización | |
| – Instituto Nacional de Normalizacion | |
| – Institut National de la Normalisation et de la Propriété Industrielle | |
| – Instituto de Normas Técnicas de Costa Rica | |
| – Instituto Nacional de Tecnología, Normalización y Metrología | |
| – International Olive Oil Council | |
| – Instituto Português da Qualidade | |
| – Instituto Argentino de Normalización y Certificación | |
| – Department of Industrial Standards of Cambodia | |
| – Institute of Standards and Industrial Research of Iran | |
| – International Organization for Standardization | |
| – Standardization Institute of the Republic of Macedonia | |
| – Institute for Standardization of Serbia | |
| – Icelandic Standards | |
| – International Seed Testing Association | |
| – International Trade Centre UNCTAD/WTO | |
| – Innovation and Technology Commission | |
| – International Telecommunication Union | |
| – International Union of Leather Technologists and Chemists Societies | |
| – International Union of Pure and Applied Chemistry | |
| – International Wool Textile Organization | |
| – Bureau of Standards, Jamaica | |
| – Japan Industrial Standards Committee | |
| – Jordan Institution for Standards and Metrology | |
| – Korean Agency for Technology and Standards | |
| – Committee for Technical Regulation and Metrology | |
| – Kenya Bureau of Standards | |
| – Public Authority for Industry, Standards and Industrial Services Affairs | |
| – National Institute for Standards and Metrology of the Kyrgyz Republic | |
| – Lebanese Standards Institution | |
| – Lybian National Centre for Standardization and Metrology | |
| – Lithuanian Standards Board | |
| – Latvian Standard | |
| – Mongolian Agency for Standardization and Metrology | |
| – Department of Standardization and Metrology | |
| – Malta Standards Authority | |
| – Mauritius Standards Bureau | |
| – Magyar Szabványügyi Testület | |
| – Nepal Bureau of Standards and Metrology | |
| – Oficina Nacional de Normalización | |
| – Norsk Electroteknisk Komite | |
| – Nederlands Normalisatie-Instituut | |
| – National Institute of Standards and Industrial Technology | |
| – National Standards Authority of Ireland | |
| – International Office of Epizootics | |
| – International Organization of Legal Metrology | |
| – International Vine and Wine Office | |
| – Austrian Standards Institute | |
| – Intergovernmental Organisation for International Carriage by Rail | |
| – Austrian Electrotechnical Committee | |
| – Pacific Area Standards Congress | |
| – Polish Committee for Standardization | |
| – Palestine Standards Institution | |
| – Pakistan Standards and Quality Control Authority | |
| – Qatar General Organization for Standards and Metrology | |
| – Quality and Standards Authority of Ethiopia | |
| – Rwanda Bureau of Standards | |
| – International Union of Laboratories and Experts in Construction Materials, Systems and Structures | |
| – Standards Australia | |
| – South African Bureau of Standards | |
| – Standardization Administration of China | |
| – National Institute of Standards and Quality | |
| – The Syrian Arab Organization for Standardization and Metrology | |
| – Saudi Arabian Standards Organization | |
| – Standards Association of Zimbabwe | |
| – Seychelles Bureau of Standards | |
| – Standards Council of Canada | |
| – Service de l'Energie de l'Etat, Organisme Luxembourgeois de Normalisation | |
| – Svenska Elektriska Kommissionen | |
| – Finnish Electrotechnical Standards Association | |
| – Finnish Standards Association | |
| – Standards Institution of Israel | |
| – Swedish Standards Institute | |
| – Slovenian Institute for Standardization | |
| – Saint Lucia Bureau of Standards | |
| – Sri Lanka Standards Institution | |
| – Standards Norway | |
| – Service de normalisation industrielle marocaine | |
| – Swiss Association for Standardization | |
| – Standards New Zealand | |
| – Standards Organisation of Nigeria | |
| – Standards, Productivity and Innovation Board | |
| – Standards and Quality Control Authority | |
| – Sudanese Standards and Metrology Organization | |
| – Slovak Standards Institute | |
| – St. Vincent and the Grenadines Bureau of Standards | |
| – Tanzania Bureau of Standards | |
| – Directorate for Standards and Quality | |
| – Thai Industrial Standards Institute | |
| – Türk Standardlari Enstitüsü | |
| – Trinidad and Tobago Bureau of Standards | |
| – International Union of Railways | |
| – United Nations Centre for Trade Facilitation and Electronic Business | |
| – UN Economic Commission for Europe | |
| – Uganda National Bureau of Standards | |
| – UNECE Working Party on Agricultural Quality Standards | |
| – United Nations Educational, Scientific and Cultural Organization | |
| – Ente Nazionale Italiano di Unificazione | |
| – Instituto Uruguayo de Normas Técnicas | |
| – Universal Postal Union | |
| – Union Technique de l'Electricité | |
| – Agency for Standardization, Metrology and Certification of Uzbekistan | |
| – World Customs Organization | |
| – World Health Organisation | |
| – World Intellectual Property Organisation | |
| – World Meteorological Organization | |
| – World Trade Organization |