American Atheists
Keep up to date with the latest news in the atheist community

Secular Coalition
Coalition of organizations
for the promotion of secular humanism

Atheist Alliance
Keep up to date with the latest news in the atheist community

Secular Humanism
Organization for promoting secular humanism and education

The Secular Web
Learn about atheism, humanism, agnosticism, freethought & religion

Positive Atheism
Organization for promoting positive atheism and tolerance

About Atheism
All about Atheism, Agnosticism, Skepticism, Religion and its history

Atheists United
Bringing together atheists, agnostics, skeptics, infidels and freethinkers

Campus Freethought
Organizing groups and promoting freethought across America

M. A. A. F.
Military Association of Atheists and Freethinkers; defending freedom

The Net Atheists
Expansive internet directory of atheist organizations and sites