American Mathematical Society	http://www.ams.org/
Mathematical Association of America	http://www.maa.org/
Illinois Section of the Mathematical Association of America	http://ismaa.knox.edu/
The American Mathematical Association of Two-Year Colleges	http://www.amatyc.org/
Illinois Mathematics Association of Community Colleges	http://www.imacc.org/
National Council of Teachers of Mathematics	http://www.nctm.org/
Illinois Council of Teachers of Mathematics	http://www.ictm.org/