Keep It Real
A place for Realists (agnostics, atheists, and pantheists) to discuss philosophy, science, and spirituality.

Atheist Community
Discussion forum for atheists and their friends.

Angry at Allah
A conversational board whose name is derived from the common riposte: "You're not really an Atheist, you're just angry at Allah!"

Internet Infidels Discussion Forum
Forum with topics such as philosophy, existence of God and evolution vs. creation.

Atheist vs Theist Debate
Discussions about religion, politics, and humor.

Atheist Only
A place for atheists to come to discuss any issue from religion, and social issues. Membership required.

ParentsPlace.com: Atheist Parenting
Support board for atheist parents.

Atheist Empire
Atheist message board.

Atheists Anonymous
Chat room aimed at promoting an understanding of atheism and the atheist.

Atheist Bereavement Support
Message board for atheists who have lost loved ones.

Secular humanism
Discussion group.

Freedom Group
An atheist-founded and operated site for people to relax with those who share their beliefs, without being forced to debate them.

Whatever Floats Your Boat
A message board for atheists, agnostics, and humanists.

Oklahoma Atheists
Message board for atheists living in Oklahoma.

Freethinkers Pub
A discussion board ranging from light conversation to support for recovery from oppressive, dogmatic religions.

Inquisitive Atheists Debate
A place for atheists, agnostics, and theists to share thoughts and concerns and debate.