American Mathematical Association of Two Year Colleges (AMATYC)
- Concerned with the quality of curriculum, professional training and student learning. Includes contact information, meetings, workshops, committees, publications, as well as affiliate links.
- http://www.amatyc.org/

National Association for Numeracy and Mathematics in Colleges (NANAMIC)
- An association of further education, tertiary and sixth form colleges in the UK. Aims to assist members in developing quality in all aspects of their work in mathematics and numeracy. Newsletters and details of activities and events.
- http://www.nanamic.org.uk/

The Tennessee Mathematical Association of Two-Year Colleges
- The official Tennessee affiliate of the American Mathematical Association of Two-Year Colleges. Conference details, newsletters, and membership information.
- http://www.tn.matyc.org/

Adults Learning Mathematics
- ALM is an international research forum bringing together researchers and practitioners in adult mathematics/numeracy teaching and learning in order to promote the learning of mathematics by adults. Based in London, UK.
- http://www.alm-online.org/

National Council of Supervisors of Mathematics (NCSM)
- Promotes the development of math education leaders, on an international scale, by sharing information about current research, trends, professional training, and recognition of professionals within the field. Page includes list of publications, meeting s
- http://www.ncsmonline.org/

Rhode Island Mathematics Teachers Association
- Promotes active interest in mathematics, opportunities for math teachers to exchange ideas. Educational frameworks, details of awards and grants.
- http://www.ri.net/RIMTA/index.htm

Advisory Committee on Mathematics Education
- An independent committee which acts as a single voice for the UK mathematical community, seeking to improve the quality of education in schools and colleges.
- http://www.royalsoc.ac.uk/acme/

British Society for Research into Learning Mathematics
- For researchers into better teaching methods in the field. Includes publications, meetings, resources.
- http://www.bsrlm.org.uk/

Every Child Mathematically Proficient
- An Action Plan of the Learning First Alliance, an organization of 12 leading national education associations, to bring American students to world-class levels in mathematics.
- http://www.learningfirst.org/issues/math/

ACME
- The Royal Society of London Advisory Committee on Mathematics Education. Activities and reports.
- http://www.acme-uk.org/

The Liverpool Mathematical Society
- A group of teachers, tutors and students with an interest in supporting and furthering mathematics education at all levels in the local area.
- http://www.maths.liv.ac.uk/lms.html

Clay Mathematics Institute
- Sponsors events for talented high school students, professional symposia, and diseminating new research news in the field. Includes goals and details of ongoing projects. Located in Cambridge, MA.
- http://www.claymath.org/

New Zealand Association of Mathematics Teachers (NZAMT)
- Brings together educationalists from all levels of the education sector in New Zealand, from preschool to tertiary, to promote better teaching and learning of mathematics.
- http://www.nzamt.org.nz/

School Mathematics Project
- An educational charity in the UK which develops textbooks and other teaching materials for the secondary age range and runs in-service courses for teachers.
- http://www.smpmaths.org.uk/

Association of Mathematics Teacher Educators
- A non-profit organization created to promote the improvement of mathematics teacher education in all its aspects. Based at the Center for Research in Mathematics and Science Education, San Diego State University.
- http://www.amte.net/

National Association of Maths Advisers
- Aims to ensure that inspection, advice and support, individually and collectively, make an effective contribution to mathematics education in the UK.
- http://www.nama.org.uk/

Women And Mathematics Network
- A consortium of Program Directors of outreach programs in mathematics for women and girls. Meetings and resources.
- http://www.mystery.com/WAM/

Ontario Colleges Mathematics Association
- The mission of the Ontario Colleges Mathematics Association is to promote and facilitate communication among individuals with an interest in mathematics education in the Colleges of Applied Arts and Technology of the Province of Ontario.
- http://www.mohawkc.on.ca/dept/math/OCMA/ocma.html

Pennsylvania Council of Teachers of Mathematics
- Dedicated to providing the best mathematics education possible at all levels in the Keystone State.
- http://www.pctm.org/

Minnesota Council of Teachers of Mathematics
- Resources for information and communication concerning: - Upcoming Conferences and Events - MCTM Organizational Information - Internet Resources for Mathematics
- http://www.mctm.org/

Association for Mathematics Education of South Africa (AMESA)
- Homepage of the Association for Mathematics Education of South Africa (AMESA), representing the interests of its members and of the discipline.
- http://www.sun.ac.za/mathed/AMESA/

Maine Mathematics and Science Alliance(MMSA)
- A non-profit partnership of educational, business, research, and community leaders
- http://www.mmsa.org/

Consortium for Mathematics and its Applications (COMAP)
- A non-profit organization, whose mission is to improve mathematics education for students of all ages.
- http://www.comap.com/

Queensland Association of Mathematics Teachers (QAMT)
- Professional development activities, professional and student journals, and competitions for students.
- http://qamt.org/

Oregon Council of Teachers of Mathematics
- The website for the professional organization of math teachers in the state of Oregon.
- http://www.octm.org/

National Council of Teachers of Mathematics
- Dedicated to improving the teaching and learning of mathematics.
- http://www.nctm.org/

South African Mathematics Education Reform Network (SAMERN)
- A network of teachers and researchers interested in Mathematics Education at post-secondary level.
- http://science.up.ac.za/samern/

AMUCME
- African Mathematical Union Commission on Mathematics Education in Africa.
- http://www.math.buffalo.edu/mad/AMU/amucme.html

AIMS Education Foundation
- Explores the effectiveness of integrating mathematics and science in grades 5-8.
- http://www.aimsedu.org/txtAIMS.html

Irish Mathematics Teachers' Association (IMTA)
- Aims to further the study and teaching of Mathematics and to foster co-operation between teachers of Mathematics at all levels.
- http://www.acts.tinet.ie/irishmathematicsteache_645.html

The Open Learning Foundation Mathematics Working Group
- to encourage and help member institutions to develop a more flexible approach to their teaching and learning strategies, in particular with respect to open learning.
- http://pass.maths.org.uk/issue2/staffroom/olf.html

Scottish Mathematical Council (SMC)
- The main objectives of the Council are to foster and improve mathematical education at all levels, and to encourage the advancement and application of mathematics throughout Scotland. Among other activities, the SMC publishes an annual Journal and organ
- http://www-maths.mcs.st-and.ac.uk/~smc/

The International Commission on Mathematical Instruction (ICMI)
- A commission of the International Mathematical Union (IMU), charged with the conduct of the activities of IMU bearing on mathematical or scientific education. ICMI takes the initiative in inaugurating appropriate programmes designed to further the sound
- http://elib.zib.de/IMU/ICMI/

Hawaii Council of Teachers of Mathematics
- Contact information, newsletters, meetings.
- http://www.math.hawaii.edu/~tom/hctm.html

SMDF - Swedish Society for Research in Mathematical Education
- (Svensk Förening För Matematikdidaktisk Forskning).
- http://www.mai.liu.se/~chber/SMDF/english.htm

Australian Association of Mathematics Teachers (AAMT)
- Group activities, membership details, announcements, events, and special materials for teachers.
- http://www.aamt.edu.au/

Teaching and Learning Undergraduate Mathematics
- A working group of the Mathematical Association, which produces the TaLUM newsletter.
- http://www.bham.ac.uk/ctimath/talum/

Computer Algebra in Mathematics Education
- An open international organisation for those interested in the use of computer algebra software in mathematics education.
- http://ltsn.mathstore.ac.uk/came/

Mathematical Association of America
- (MAA) invites members and non-members alike interested in collegiate mathematics to peruse its site.
- http://www.maa.org/

T3 Worldwide
- Teachers Teaching with Technology in Mathematics and Science
- http://www.t3ww.org/

Association of Teachers of Mathematics
- Aims to support the teaching and learning of mathematics by encouraging increased understanding and enjoyment of mathematics.
- http://www.atm.org.uk/