| English-language name | Native-language name (if non-English) | Location | Country | 
|---|
| British Library | – | London | England | 
| Central Institute for the Union Catalogue of the Italian libraries (ICCU) | Italian: Istituto Centrale per il Catalogo Unico | Rome | Italy | 
| DBC (Danish Bibliographic Center) | Danish: Dansk BiblioteksCenter | Ballerup | Denmark | 
| Danish Agency for Culture | Danish: Kulturstyrelsen | Copenhagen | Denmark | 
| Flemish Public Libraries (VLACC): Bibnet | Dutch: Vlaamse Centrale Catalogus | Brussels | Belgium | 
| German National Library (DNB) | German: Deutsche Nationalbibliothek | Frankfurt | Germany | 
| Union List of Artist Names [Getty Research Institute] (ULAN [GRI]) | – | Los Angeles, California | United States | 
| ISNI (International Standard Name Identifier) | – | London | United Kingdom | 
| Israel Museum | Hebrew: מוזיאון ישראל | Jerusalem | Israel | 
| Lebanese National Library | Arabic: المكتبة الوطنية | Beirut | Lebanon | 
| Library and Archives Canada | French: Bibliothèque et Archives Canada | Ottawa, Ontario | Canada | 
| Library of Alexandria, Egypt | Arabic: مكتبة الإسكندرية | Alexandria | Egypt | 
| Library of Congress (NACO consortium) | – | Washington, D.C. | United States | 
| National Agricultural Library | – | Beltsville, Maryland | United States | 
| National and University Library in Zagreb | Croatian: Nacionalna i sveučilišna knjižnica u Zagrebu | Zagreb | Croatia | 
| National Library Board, Singapore | – | – | Singapore | 
| National Central Library, Taiwan | Chinese: 國家圖書館 | Taipei | Taiwan | 
| National Diet Library, Japan | Japanese: 国立国会図書館 | Tokyo and Kyoto | Japan | 
| National Library and Archives of Québec | French: Bibliothèque et Archives nationales du Québec | Quebec | Canada | 
| National Library of Australia | – | Canberra | Australia | 
| National Library of Catalonia | Catalan: Biblioteca de Catalunya | Barcelona | Spain | 
| National Library of Chile | Spanish: Biblioteca Nacional de Chile | Santiago | Chile | 
| National Library of France | French: Bibliothèque nationale de France | Paris | France | 
| National Library of Ireland | Irish: Leabharlann Náisiúnta na hÉireann | Dublin | Ireland | 
| National Library of Israel | Hebrew: הספרייה הלאומית | Jerusalem | Israel | 
| National Library of Korea | Korean: 국립중앙도서관 | Seoul | Korea | 
| National Library of Latvia | Latvian: Latvijas Nacionālā bibliotēka | Rīga | Latvia | 
| National Library of Luxembourg | Luxembourgish: Nationalbibliothéik Lëtzebuerg, French: Bibliothèque nationale de Luxembourg | Luxembourg City | Luxembourg | 
| National Library of Medicine | – | Bethesda, Maryland | United States | 
| National Library of Mexico | Spanish: Biblioteca Nacional de México | Mexico City | Mexico | 
| National Library of Morocco | Arabic: المكتبة الوطنية للمملكة المغربية, French: Bibliothèque nationale du Royaume du Maroc | Rabat | Morocco | 
| National Library of the Netherlands | Dutch: Koninklijke Bibliotheek | The Hague | Netherlands | 
| National Library of New Zealand | – | Wellington | New Zealand | 
| National Library of Norway: BIBSYS | Norwegian: Nasjonalbiblioteket: BIBSYS | Trondheim | Norway | 
| National Library of Poland | Polish: Biblioteka Narodowa | Warsaw | Poland | 
| National Library of Portugal | Portuguese: Biblioteca Nacional de Portugal | Lisbon | Portugal | 
| National Library of Russia | Russian: Российская государственная библиотека | Moscow | Russia | 
| National Library of Scotland | Scottish Gaelic: Leabharlann Nàiseanta na h-Alba, Scots: Naitional Leebrar o Scotland | Edinburgh | Scotland | 
| National Library of South Africa | Afrikaans: Staats-Bibliotheek der Zuid-Afrikaansche Republiek | Cape Town and Pretoria | South Africa | 
| National Library of Spain | Spanish: Biblioteca Nacional de España | Madrid | Spain | 
| National Library of Sweden | Swedish: Kungliga Biblioteket | Stockholm | Sweden | 
| National Library of Wales | Welsh: Llyfrgell Genedlaethol Cymru | Aberystwyth | Wales | 
| National Library of the Czech Republic | Czech: Národní knihovna České republiky | Prague | Czech Republic | 
| National Széchényi Library, Hungary | Hungarian: Országos Széchényi Könyvtár | Budapest | Hungary | 
| Perseus Project | – | Medford, Massachusetts | United States | 
| RERO - Library Network of Western Switzerland | French: Réseau des bibliothèques de Suisse occidentale, Italian: Rete delle bibliotheche della Svizzera occidentale, German: Westschweizer Bibliothekverbund | Martigny | Switzerland | 
| Sudoc [ABES], France | French: Système universitaire de documentation | – | France | 
| Syriac Reference Portal | – | Nashville, Tennessee | United States | 
| Swiss National Library | German: Schweizerische Nationalbibliothek, French: Bibliothèque nationale suisse, Italian: Biblioteca nazionale svizzera | Berne | Switzerland | 
| NUKAT Center of Warsaw University Library | Polish: Narodowy Uniwersalny Katalog Centralny | – | Poland | 
| Vatican Library | Latin: Bibliotheca Apostolica Vaticana | – | Vatican City | 
| Wikidata | – | San Francisco, California | United States |