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Georgia
21st Century Humanism Meetup, Alpharetta
Atlanta Freethought Society
Atlanta Atheists Meetup, The
Augusta Freethought Society
Black Nonbelievers of Atlanta
Fayette Freethought Society
Fellowship of Reason
Humanists of Georgia, Smyrna
Peachtree Freethinkers Club
Sunday Assembly Atlanta
Hawaii
Hawaii Secular Society, Honolulu
Secular Coalition for Hawaii, Kailua
Idaho
Boise Atheist, Non-Theist, and Humanist Social, Boise
Humanists of Idaho, Boise
West Valley Freethinkers, Nampa
Cosmos Coffee Club, Boise
Illinois
Black FreeThinkers
Peoria Secular Humanist Society, Peoria
Bloomington-Normal Freethinkers, Bloomington
The Springfield Area Freethinkers Meetup Group, Springfield
Champaign Urbana Freethinkers, Champaign
Atheists at Large, Chicago
The Chicago Latino Atheists Meetup Group
The North Suburban Chicago Atheist Meetup Group, Deerfield
The Wheaton Atheists, Wheaton
Fox Valley Atheists, Batavia
IL/WI Stateline Atheist Society, Rockford
The Chicago Brights
Chicago's Secular Singles
Freethought Families of Chicago
The Chicago Free Inquiry Meetup Group
The Chicago Freethought Project
Recovering From Religion
Humanists of West Suburban Chicagoland
Indiana
Atheist Etcetera, Indianapolis
Center for Inquiry Indiana (Meetup Link), Indianapolis
Center for Inquiry Indiana, Indianapolis
Freethought Fort Wayne, Fort Wayne
Friendly Path Atheist of Southeast Indian
Iowa
Cedar Falls/Waterloo Secularists
Corridor A-Team, Cedar Rapids/Iowa City
Corridor Secularists, Iowa City/Cedar Rapids
Iowa Atheists and Freethinkers, Des Moines
Kansas
Atheist Community of Topeka, Topeka
Kansas City Humanism Meetup Group, The
Kansas City
Kentucky
Free Inquiry Group
Lexington Atheists Meetup
Louisville Atheists and Freethinkers, Louisville
Louisiana
New Orleans Secular Humanists Association
Maine
Downeast Humanists and Freethinkers, Ellsworth
Maryland
Free Ocean City Thinkers, Berlin
Washington Area Secular Humanists - Maryland Chapter
Massachusetts
Boston Atheists, The
Center for Naturalism, The
Concord Area Humanists
Ethical Society of Boston
Greater Boston Humanists
Greater Worcester Humanists
Humanist Chaplaincy at Harvard University
Pioneer Valley Freethinkers
Secular Massachusetts
Michigan
Atheist Scholars, Royal Oak
Camp Quest of Canton
Center for Inquiry, Grand Rapids
Detroit Atheists Meetup Group, The
Freethinking Women of Michigan
Grassroots Atheism Project, Bloomfield Hills
Heretics Anonymous Bible Study, Livonia
Michigan Atheists, headquartered in Allen Park
Michigan Skeptics Association, Canton/Ypsilanti
Minority Atheists of MI, Dearborn Hts
Black Nonbelievers of Detroit, Detroit
Minnesota
Atheists For Human Rights
Minnesota Atheists
Mississippi
Mississippi Atheists
Mississippi Gulf Coast Atheist and Freethinking Association Meetup
Missouri
Ethical Society of St. Louis
Kansas City Oasis
St. Louis Atheists Meetup
Secularus
Ozarks Coalition of Reason
Montana
Billings Association of Humanists, Billings
Missoula Area Secular Society,Missoula
Nebraska
OMAHA (Omaha Metro Area Humanist Association)- Meetup Link, Omaha
OMAHA (Omaha Metro Area Humanist Association) - Website, Omaha
Omaha Atheists(Meetup Link),Omaha
Omaha Atheists, Omaha
Lincoln Atheists, Lincoln
Lincoln Secular Humanists, Lincoln
Rationalists, Empiricists And Skepticts of Nebraska, Omaha
Nebraska Atheists, Omaha
Hastings Area Hellbound Atheists, Humanists, and Agnostics, Hastings
Nevada
Las Vegas Atheists, Las Vegas
Reno Freethinkers, Reno
Reno Freethinkers Meetup, Reno
New Hampshire
Upper Valley Humanists Association, Hanover
Secular Humanist Friendship Group of Merrimack Valley, Londonderry
Granite State Skeptics, Manchester
New Jersey
New Jersey Humanist Network
Red Bank Humanists
South Jersey Humanists, Mays Landing
South Jersey Humanists, Medford
New Mexico
Secular Humanists, Albuquerque
New York
NYC Atheists
Reasonable New York
Ethical Humanist Society of Long Island
New York City Skeptics Meetup Group
Richie's List, New York City
Capital Region Atheists and Agnostics
Westchester Atheists, Chappaqua
Center for Inquiry, Long Island
North Carolina
Atheists of Brevard/Transylvania County Meetup
Burlington Atheists Meetup
Central North Carolina Atheists and Humanists Meetup, Fayetteville
Charlotte Atheists and Agnostics
Forsyth Area Critical Thinkers, Winston Salem
Gastonia Society for Freethought
Greensboro Atheists Meetup
Hickory Humanist Alliance
Humanists & Freethinkers of Cape Fear Meetup
North Carolina Society for Ethical Culture
Raleigh-Durham Atheists Meetup
Triangle Freethinkers Meetup
Triangle Freethought Society in Raleigh/Durham
Western North Carolina Atheists
North Dakota
Red River Freethinkers, Fargo
Fargo-Moorhead Atheists Meetup, Fargo
Ohio
Free Inquiry Group of Greater Cincinnati and Northern Kentucky, The
Oklahoma
Sapulpa Fellowship of Reality, ...