Les Archives de l'ONU recueillent des documents originaux non publiés créés par le Secrétariat des Nations Unies (ainsi que certaines organisations qui existaient et ont fermé avant la fondation de l'ONU). Il existe d'autres agences au sein du système des Nations Unies et de la communauté internationale qui possèdent des collections d'archives publiques et/ou de bibliothèques:
Atelier sur les technologies de l'information et de la communication pour les services d'archives et de gestion des documents au 21e siècle
- ADB – Asian Development Bank (Manilla, Philippines)
- CERN – European Organization for Nuclear Research (Geneva, Switzerland)
- EC – European Commission (Brussels, Belgium)
- ESA – European Space Agency (Firenze, Italy)
- ESCAP - United Nations Economic and Social Commission for Asia and the Pacific (Bangkok, Thailand)
- ESCWA - United Nations Economic and Social Commission for Western Asia (Beirut, Lebanon)
- EUI – Historic Archives of the European Union (Firenze, Italy)
- FAO - Food and Agriculture Organization of the United Nations (Rome, Italy)
- IAEA - International Atomic Energy Agency (Vienna, Austria)
- IBE - International Bureau of Education (Geneva, Switzerland)
- ICCROM – International Centre for the Study of the Preservation and Restoration of Cultural Property (Rome, Italy)
- ICJ - International Court of Justice (The Hague, Netherlands)
- ICRC – International Committee of the Red Cross (Geneva, Switzerland)
- IFRC – International Federation of Red Cross and Red Crescent Societies (Geneva, Switzerland)
- ILO - International Labour Organization (Geneva, Switzerland)
- IMF – International Monetary Fund (Washington, DC, United States)
- ITU - International Telecommunication Union (Geneva, Switzerland)
- IRMCT - United Nations International Residual Mechanism for Criminal Tribunals (The Hague,The Netherlands, and Arusha, Tanzania)
- NATO – North Atlantic Treaty Organization (Brussels, Belgium)
- OECD – Organization for Economic Cooperation and Development (Paris, France)
- UN – United Nations Archives (New York, United States)
- UNESCO - United Nations Educational, Scientific and Cultural Organization (Paris, France)
- UNHCR - United Nations High Commissioner for Refugees (Geneva, Switzerland)
- UNICEF - United Nations Children’s Fund (New York, United States)
- UNOG - United Nations Office at Geneva (Geneva, Switzerland)
- UNRWA - United Nations Relief and Works Agency for Palestine Refugees (online)
- UPU – Universal Postal Union (Berne, Switzerland)
- WB – World Bank Group (Washington, DC, United States)
- WHO - World Health Organization (Geneva, Switzerland)
- WIPO - World Intellectual Property Organization (Geneva, Switzerland)
- WTO –World Trade Organization (Geneva, Switzerland)
Many thanks to UNESCO (pdf) and CWHIP for compiling the basis of this list.