From the American Mathematical Society, this resource serves as a guide to graduate programs in the U.S. and Canada. Users can search for master's and Ph.D. programs by state or province, degree(s) awarded, and mathematical specialty. There is also check box for "financial support available." Each institution's record includes detailed information about their program.
This Web page, from the American Mathematical Society, lists and links to academic mathematics departments around the world. It is arranged by country and institution.