Public Opinion/Marketing/Demographic Research Organizations

American Association for Public Opinion Research (AAPOR)
American Demographics
American Statistical Association
Census Bureau
Council of American Survey Research Organizations (CASRO)
Council for Marketing and Opinion Research (CMOR)
Qualitative Research Consultants Association
WorldOpinion

Business Groups/Associations

American Society of Association Executives -Searchable Associations Directory
National Federation of Independent Business
United States Council for International Business
U.S. Chamber of Commerce
U.S. Small Business Administration

Political Media

C-SPAN
Campaigns and Elections
CNN - Politics
MSNBC - Politics
Real Clear Politics
Roll Call
Rough and Tumble
The Cook Political Report
The Hill
The Rothenberg Political Report

Election Information

Federal Election Commission
National Association of Secretaries of State- Roster by State
Project Vote Smart

Political Parties/Organizations

Democratic Congressional Campaign Committee
Democratic Governors Association
Democratic Legislative Campaign Committee
Democratic National Committee
Democratic Senatorial Campaign Committee
National Republican Congressional Committee
National Republican Senatorial Committee
Republican Governors Association
Republican National Committee
Republican State Leadership Committee