http://www.churchofreality.org
Here's a group that believes God is irrelevent to religion. Rather than a faith-based religion, this is supposed to be a "doubt based" religion. Church of Reality founder Mark Perkel says:
It may be a bunch of pretentious claptrap, but they've gotten as far as getting tax-exempt status. They've also fought for a schoolboys religious rights as an individual to refuse to wear a school uniform.
Referrers: http://www.modemac.com/cgi-bin/wiki.pl/The_Official_Dan_Clore_Homepage_--_The_Website_of_Lord_Weÿrdgliffe/Cast_Iron_Chaos/The_Middle_East/Modemac/2015-11-04/Cast_Iron_Chaos/Adventures_in_Culimancy/Skillet_Roasted_Chicken/Modemac/2014-12-09/Cast_Iron_Chaos/Politics/Cast_Iron_Chaos/Atheists_and_Other_Troublemakers http://www.modemac.com/cgi-bin/wiki.pl/30_Minutes_With_the_Lights_Off_(in_Color)/Cast_Iron_Chaos/Adventures_in_Culimancy/500_Degree_Dutch_Oven_Roasted_Chicken/Cast_Iron_Chaos/Media_Manipulation/Cast_Iron_Chaos/Merchants_of_Chaos/The_Master_Anti-Smoking_Page/Cast_Iron_Chaos/Atheists_and_Other_Troublemakers