» Argentina
   National Library of Argentina.
   http://www.bibnal.edu.ar/

» Australia
   National Library of Australia.
   http://www.nla.gov.au/

» Austria
   Österreichische Nationalbibliothek.
   http://www.onb.ac.at/index_eng.htm

» Belgium
   Royal Library Albert.
   http://opac.kbr.be/

» China
   National Library of China. Information and services.
   http://www.nlc.gov.cn/old/english.htm

» Egypt
   National Agricultural Library. Catalog, services, and collection information.
   http://nile.enal.sci.eg/

» Estonia
   National Library of Estonia
   http://www.nlib.ee/

» Finland
   Helsinki University Library, the National Library of Finland.
   http://www.lib.helsinki.fi/english/

» France
   Bibliothèque nationale de France. Collections and virtual exhibitions.
   http://www.bnf.fr/

» German National Library of Medicine - Cologne
   The principal specialized library for medicine in the Federal Republic of Germany.
   http://www.zbmed.de/indexengl.html

» Germany
   Deutsche Nationalbibliothek. National bibliographic information center for the Federal Republic of Germany, responsible for the collection, processing and bibliographic indexing of all German and German-language publications issued since 1913.
   http://www.ddb.de/

» Hungary
   National Szechenyi Library.
   http://www.oszk.hu/index_en.htm

» Iceland
   National and University Library of Iceland.
   http://www.bok.hi.is/id/1011633

» Ireland
   National Library of Ireland. Services and collections.
   http://www.nli.ie/

» Israel
   Jewish National and University Library.
   http://jnul.huji.ac.il/

» Italy
   Biblioteca nazionale centrale di Roma.
   http://www.bncrm.librari.beniculturali.it/eng/home.htm

» Jamaica
   National Library of Jamaica.
   http://www.nlj.org.jm/

» Japan
   National Diet Library.
   http://www.ndl.go.jp/en/

» Kaiser Library, Nepal
   The Kaiser Library has more than fifty thousand books, documents, periodicals and manuscripts. This Library is richest in the collection of rare books, manuscripts, paintings, photographs, animals' heads, etc.
   http://www.klib.gov.np/

» Korea
   The National Library of Korea.
   http://www.nl.go.kr/nlen/index.htm

» Library and Archives Canada
   Information on the National Library of Canada including services and collections.
   http://www.collectionscanada.ca/

» Lithuania
   National Library of Lithuania.
   http://www.lnb.lt/

» Lithuanian Research Library Consortium
   Promotes activities on the implementation of innovative projects in the libraries, subscription to electronic databases for Consortium members and other libraries in Lithuania.
   http://www.lmba.lt/

» Macedonia
   National and University Library.
   http://www.nubsk.edu.mk/EngNUB1.htm

» Malaysia
   National Library of Malaysia.
   http://www.pnm.my/

» Malta
   National Library information and collections.
   http://www.libraries-archives.gov.mt/nlm/index.htm

» National Library of India
   Located in Kolkata, the library is designated to collect, disseminate and preserve the printed material produced in the country.
   http://www.nlindia.org

» Nepal National Library
   Established by His Majesty’s government in 1957.
   http://www.nnl.gov.np/

» Netherlands
   National Library of the Netherlands.
   http://www.kb.nl/index-en.html

» New Zealand
   National Library of New Zealand. Services, collections, and exhibits. Also available in Maori.
   http://www.natlib.govt.nz/

» Poland
   National Library of Poland.
   http://www.bn.org.pl/

» Russia
   National Library of Russia. Provides access to catalogs, indexes, electronic delivery service, information about services, publications, and activities of the library. Located in Saint Petersburg.
   http://www.nlr.ru/eng/index.html

» Singapore
   National Library Board Singapore.
   http://www.nlb.gov.sg/

» Slovenia
   Narodna in univerzitetna knjižnica.
   http://www.nuk.uni-lj.si/nukeng.asp

» South Africa
   National Library of South Africa.
   http://www.nlsa.ac.za/

» Sri Lanka
   National Library and Documentation Services Board information and catalog.
   http://www.natlib.lk/

» Sweden
   National Library of Sweden.
   http://www.kb.se/ENG/kbstart.htm

» Taiwan
   National Central Library.
   http://www.ncl.edu.tw/english/

» The Royal Library
   Copenhagen, Denmark. Information, services, and catalog.
   http://www.kb.dk/en/

» Ukraine
   The Vernadsky National Library of Ukraine.
   http://www.nbuv.gov.ua/

» United Kingdom: National Library of Scotland
   A complete list of Library catalogs and indexes, current exhibitions and a digital library.
   http://www.nls.uk/

» United Kingdom: National Library of Wales
   (Llyfrgell Genedlaethol Cymru) - Books, maps, manuscripts, archives, bibliography, pictures, and photographs dealing with Welch history and culture.
   http://www.llgc.org.uk/

» United Kingdom: The British Library
   Official depository of the United Kingdom and one the largest research institutions in the world. Maintains extensive collections of primary and secondary resource materials dealing with most areas of intellectual inquiry.
   http://www.bl.uk/

» United States - National Agricultural Library
   Part of the United States Department of Agriculture's Agricultural Research Service, the NAL serves as the nation's chief information resource for agricultural information.
   http://www.nal.usda.gov/

» United States Library of Congress
   Catalog, information, and many online exhibits.
   http://www.loc.gov/

» United States: National Library of Medicine
   Sponsored by the National Institutes of Health; offers access to consumer, patient, and physician information, including Medline.
   http://www.nlm.nih.gov/

» Vatican City
   Biblioteca Apostolica Vaticana.
   http://www.vatican.va/library_archives/vat_library/index.htm