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

Belarus
   National Library of Belarus. Located in Minisk, Republic of Belarus. Founded in 1922, the present name was adopted in 1992. Collections include more than 7,300,000 items in more than 50 languages and date from 1715. Official depository of the Republic of
   http://kolas.bas-net.by/bla/nb.htm

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

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

Czech Republic
   Czech Republic National Library. The largest and one of the oldest public libraries in the country, its collections number some six million items dating from the eleventh century, and include part of the personal library of Tycho de Brahe and the Mozartia
   http://www.nkp.cz/_en/index.php3

Denmark
   The Royal Library at Copenhagen. Information, services, and catalog.
   http://www.kb.dk/index-en.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/site_bnf_eng/index.html

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
   German National Library. 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/index_e.htm

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

Iceland
   National and University Library of Iceland.
   http://www.bok.hi.is/english/third.htm

Iran
   National Library of Iran.
   http://www.nli.ir/

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/

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

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
   The Russian State Library, located in Moscow, containing more than 40 million items. Collections, resources, news, research, administration and staff.
   http://www.rsl.ru/defengl.asp

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

Slovenia
   Narodna in univerzitetna knjižnica.
   http://www.nuk.uni-lj.si/vstop.cgi?jezik=eng

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

Spain
   Biblioteca Nacional.
   http://www.bne.es/ingles/index.htm

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

Sweden
   The Royal Library.
   http://www.kb.se/ENG/kbstart.htm

Switzerland
   Swiss National Library. An extensive collection of some 3.5 million items dating from the 17th century.
   http://www.snl.admin.ch/e/aktuell/

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

Turkey
   Turkish National Library. Information and catalog.
   http://www.mkutup.gov.tr/index-eng.html

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