American Statistical AssociationA very active professional organization for statisticians, ASA now has a home page. They have info on membership, upcoming events, publications, meetings, etc.
Institute of Mathematical Statistics
This is the IMS homepage. Contains info on membership, publications, meetings, etc. Also contains a list of statistics links.
Statistical Society of Canada
SSC home page. Includes links to membership lists, by-laws, meetings, and their journal, Canadian Journal of Statistics
Department of Mathematics and Statistics
Federation Internationale de Football Association (FIFA)