Public Opinion
Academic Search Complete
For recent polls in the popular press (Time, Newsweek, etc.)
Use "polls" or "public opinion polls" in your search.
American Attitudes: Program on International Policy Attitudes
Focuses on studies of American public attitudes on various international topics, and includes in-depth analysis of poll results.
Europa Public Opinion Analysis 
This is the website for the Public Opinion Analysis sector of the European Commission.
Gallup Poll
Limited information is available to non-subscribers.
iPoll
databank @ the Roper Center for Public Opinion Research 
Polling
the Nations
A database of polls on a variety of subjects all over the world. Each record
in the database consists of one poll question and the participants' responses.
PollingReport.com
Limited information is available to non-subscribers.