Non-Believers Giving Aid - Givingaid.richarddawkins.net
Show that theists are not the only charitable people in the world and that you don't need a supernatural reward to show compassion toward humanity.
The OUT Campaign - Outcampaign.org
There are far more Atheists than you probably think. Join the OUT Campaign and encourage others to come out of the closet. The more of us there are the less intimidated others will be to come out and express what they truly believe or rather, not believe.
Sam Singleton, The Evangelical Atheist - Samsingleton.com
Ever think you would see the word Evangelical and Atheist in the same sentence? Neither did I. He is entertaining, provocative, and travels the country spreading a message of non-belief throughout the US.
Atheist Media Blog - Atheistmedia.com
This blog is updated on a semi-regular basis with recent interesting Atheist videos.
The Thinking Atheist - Thethinkingatheist.com
The website of an Atheist radio talk show that produces well done videos.
Richard Dawkins' Website - Richarddawkins.net
The website of the well renowned retired biology Professor and Militant Atheist from the UK, Richard Dawkins, who has written multiple best selling books such as the God Delusion.