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/

Mathematics Resources on the Internet Links by Bruno Kevius. General and by topic. http://www.abc.se/~m9847/matre/index.html

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