WSSN - World Standard Services Network
| International | ||
| – International Association for Cereal Science and Technology | ||
| – World Customs Organization | ||
| – International Civil Aviation Organization | ||
| – International Organization of Legal Metrology | ||
| – International Union of Laboratories and Experts in Construction Materials, Systems and Structures | ||
| – International Union of Railways | ||
| – United Nations Educational, Scientific and Cultural Organization | ||
| – Forest Stewardship Council | ||
| – International Federation of Library Associations and Institutions | ||
| – International Commission on Radiological Protection | ||
| – International Organization for Standardization | ||
| – International Seed Testing Association | ||
| – International Telecommunication Union | ||
| – Universal Postal Union | ||
| – World Health Organisation | ||
| – World Intellectual Property Organisation | ||
| Regional | ||
| Africa | – African Regional Organization for Standardization | |
| National | ||
| Australia | – Standards Australia | |
| Austria | – Austrian Electrotechnical Committee | |
| Belarus | – Belarus National Committee of the IEC | |
| Brazil | – Associação Brasileira de Normas Técnicas | |
| Bulgaria | – Bulgarian Institute for Standardization | |
| Canada | – Standards Council of Canada | |
| Colombia | – Instituto Colombiano de Normas Técnicas y Certificación | |
| Costa Rica | – Instituto de Normas Técnicas de Costa Rica | |
| Croatia | – Croation Standards Institute | |
| Denmark | – Fonden Dansk Standard | |
| Ethiopia | – Quality and Standards Authority of Ethiopia | |
| Italy | – Ente Nazionale Italiano di Unificazione | |
| Sweden | – Swedish Standards Institute | |
| Tunisia | – Institut National de la Normalisation et de la Propriété Industrielle | |
| United Kingdom | – British Standards Institution | |
| USA | – American National Standards Institute |