Mathematics on the Web  
   Compiled by the staff of Mathematics Reviews.
   http://www.ams.org/mathweb/

MathGuide  
   Directory of on-line mathematics, mainly research literature. At Göttingen, Germany.
   http://www.MathGuide.de/

Cenius  
   News, dictionary, notes, biographies of mathematicians, quotes, resources and links.
   http://www.cenius.net/

Math-Net Links  
   A large collection of mathematical and related links.
   http://www.math-net.de/links/show?collection=math

Mathematics WWW Virtual Library  
   Popular directory of math web sites. At Florida State University.
   http://euclid.math.fsu.edu/Science/math.html

Math-Net : Internet Information Services for Mathematicians  
   Preprints, links, directories. Oriented towards German mathematics but in English.
   http://www.math-net.de/

Mathematics Information Servers  
   Popular directory of math web sites. At Penn State.
   http://www.math.psu.edu/MathLists/Contents.html

CSC Mathematical Topics  
   Resources for mathematical research and education at the Center for Scientific Computing in Finland. The emphasis is on numerical computing.
   http://www.csc.fi/math_topics/

Mathematical Resources on the Internet  
   Maintained by Mathgate.
   http://www.bham.ac.uk/ctimath/gateway/

Maths and Statistics  
   Mailing lists maintained by MAILBASE, mainly UK-based educational/research level.
   http://www.mailbase.ac.uk/category/G.html

Mathematical Resources on the Web  
   Compiled at the University of Florida.
   http://www.math.ufl.edu/math/math-web.html

Academic Info: Mathematics  
   A Directory of Internet resources for undergraduate and graduate students. Part of an independent directory compiled by Mike Madin.
   http://www.academicinfo.net/math.html

MathGate Homepage  
   An Internet Resource Catalogue for Mathematics. Searchable, or browse by subject or type.
   http://www.mathgate.ac.uk/

UniversalClass  
   Listings of authors, experts, jobs, links, questions, requests and scholarships in mathematics.
   http://home.universalclass.com/sciences/mathematics/index.htm

Start4all  
   Links to math sites. Biographies, publications, software, subject topics.
   http://mathematics.start4all.com/

Mathematical Resources  
   A collection of links at CalTech.
   http://www.ama.caltech.edu/resources.html

Got Math?  
   Links to some favourite mathematics sites.
   http://www.gotmath.com/

Mathematics Beyond Dartmouth  
   A collection of links organised by topic at the Kresge and Cook Libraries.
   http://www.dartmouth.edu/~krescook/qnetlinks/mathlinks.shtml

Mathematics - Subject Guide  
   Resources listed at New Mexico State University Library.
   http://lib.nmsu.edu/subject/math/math.html

LLEK Bookmarks Scientific Search Engines - Mathematics  
   A comprehensive catalog of scientific resources and media worldwide but especially in German and English. Directories of journals; catalogs of search engines; additional starting points and sites of special interest.
   http://llek.de/english/thematic/nature/mathematik_e.htm

PAMnet Resources in Mathematics  
   Compiled by the Special Libraries Association. Browse by topic.
   http://pantheon.yale.edu/~dstern/math.html

Online Resources for Mathematics  
   The Virtual Reference Desk for mathematics at the CERN Library (HEP Libraries Webzine, Issue 3, March 2001, Antonella De Robbio).
   http://library.cern.ch/HEPLW/3/papers/4/

MTHWWW: Mathematics Resources on the WWW  
   Covering most branches of mathematics and a good selection of general math resources. Compiled by M. Maheswaran, University of Wisconsin Marathon County.
   http://mthwww.uwc.edu/wwwmahes/homepage.htm

Mathematics Sources  
   A list maintained at U Penn.
   http://www.math.upenn.edu/MathSources.html

Specialized Fields  
   Mathematics Virtual Library pointers to particular fields.
   http://www.math.fsu.edu/Virtual/Specialized/

Math Resources  
   Contains links to software, professional organizations, research institutes, teaching aids, algebra, number theory, geometry, calculus, differential equations.
   http://comers.citadel.edu/www/math.htm

Platonic Realms Math Links Library  
   Annotated directory of mathematics sites on the Internet.
   http://www.mathacademy.com/pr/links/index.asp

Edinburgh Engineering Virtual Library  
   A guide to engineering, mathematics and computing information on the internet.
   http://www.eevl.ac.uk/mathematics/

The Math Forum Internet Mathematics Library  
   Database sorted by topic, type of media, and age level.
   http://mathforum.org/library/

Internet Pointer Guide  
   A compilation of link collections.
   http://ipg.dtv.dk/ipg/e/92/

Russian Mathematical Database  
   Directory of Russian mathematical organizations, departments and mathematicians; publications; library catalogues; journals; projects.
   http://mathnet.ru/en/db/home.asp?P=ln-en

Mathematics News Vertical Portal  
   News and links related to mathematics and education.
   http://www.mathematics.it/

Mathematics Resources on the Internet  
   Links by Bruno Kevius. General and by topic.
   http://mathres.kevius.com/

BUBL 510 Mathematics  
   Links arranged by topic at the British Library.
   http://www.bubl.ac.uk/link/linkbrowse.cfm?menuid=6404