Local Organizations Around the World


Humanist Society of New South Wales

Humanist Society of South Australia

Humanist Society of Victoria

The Manussa Group (Queensland)



Society of Edmonton Atheists

Society for Secular Humanists in Calgary

Universal Church Triumphant of the Apathetic Agnostic

British Columbia

British Columbia Humanist Association

British Columbia Skeptics Society

Victoria Secular Humanist Association


Central Ontario Humanist Association (Barrie)

Humanist Association of Ottawa

Humanist Association of Toronto

Ontario Skeptics Society for Critical Inquiry

Ottawa Skeptics

Society of Ontario Freethinkers


Brights Québec

Humanist Association of Québec

Sceptiques du Québec


Belfast Humanist Group

Humanist Association of Northern Ireland


Humanistisch Verbond Apeldoorn


Humanist Society Scotland

United Kingdom

Birmingham Humanists

Cambridge Humanist Group

Chiltern Humanists

Cornwall Humanists

Ealing Humanist Association

Greater Manchester Humanists

Hampstead Humanist Society

Harrow Humanist Society

Humanists in Wales

North East Humanists

Nottingham Secular Society

Sheffield Humanist Society

Suffolk Humanists

United States of America


Alabama Freethought Association

Birmingham Freethought Society

Florence Nontheists

Humanists Association of the Tennessee Valley

Montgomery Area Freethought Association

North Alabama Freethought Association


No known groups with websites


Center for Inquiry Community of Southern Arizona

Flagstaff Freethinkers

Humanists of Prescott

Tucson Atheists

Tucson Secular Families


Central Arkansas Freethinkers Discussion Group

Fayetteville Freethinkers


Atheist Coalition of San Diego

Atheists of North County San Diego

Atheists and Other Freethinkers (Sacramento)

Atheists of the San Francisco Region

Atheists of Silicon Valley

Atheists United (Los Angeles)

Bay Area Skeptics (San Francisco)

Center for Inquiry Community of Orange County

Center for Inquiry Community of South Bay/Long Beach

Center for Inquiry – San Francisco

Center for Inquiry – West

Contra Costa Atheists and Freethinkers

East Bay Atheists

East Bay Skeptics Society (Albany/Oakland)

Fellowship of Humanity

Freethinkers Toastmasters

Freethinkers of Ventura County

Humanist Association of the Greater Sacramento Area

Humanist Association of Los Angeles

Humanist Association of Orange County

Humanist Association of San Diego

Humanist Community (San Francisco Penninsula to Silicon Valley and San Jose)

Humanist Fellowship of San Diego

Humanist Society of Santa Barbara

Humanists of the San Joaquin Valley

Independent Investigations Group (Hollywood)

Sacramento Atheists and Independent Thinkers Alliance

Sacramento Organization for Rational Thinking

San Diego Association for Rational Inquiry

San Francisco Atheists

Shasta Atheists and Freethinkers


Atheists and Freethinkers of Denver

Boulder Atheists

Denver Atheists

Denver Skeptics

Freethinkers of Colorado Springs

Freethinkers of Northern Colorado

Humanist Action League

Humanists of Colorado (Denver)


Capitol Area Secular Humanists

Humanist Association of Connecticut

New England Skeptical Society


No known groups with websites


Atheist Community of Polk County

Atheists of Florida

BE Orlando

Center for Inquiry Community of Daytona Beach

Center for Inquiry Community of Fort Lauderdale

Center for Inquiry Community of Miami

Center for Inquiry Community of Naples

Center for Inquiry Community of Tallahassee

Center for Inquiry – Tampa

First Coast Freethought Society

Free Inquiry Society of Central Florida

Humanist Association of West Central Florida

Humanist Society of Gainesville

Humanists of Florida Association

Humanists of the Nature Coast (Lecanto)

Humanists of Northeast Florida

Humanists of Palm Beach County

Humanists of the Sarasota Bay Area

Humanists of the Suncoast

Sense of Life Objectivists in Florida

Space Coast Freethought Association

Tallahassee Atheists

Tampa Bay Skeptics

Wonderful Atheists of Central Florida


Atlanta Freethought Society

Fayette Freethought Society

Fellowship of Reason

Humanists of Georgia

Savannah Community of Reason


Hawaii Secular Society

Humanists Hawaii


Humanists of Idaho

Idaho Atheists


Center for Inquiry – Chicago

Congregation Beth Or

Ethical Humanist Society of Greater Chicago

Humanists of North Eastern Illinois

Humanists of West Suburban Chicagoland


Center for Inquiry – Indiana

Church of Liberty

Freethought Fort Wayne

Indiana Skeptics

Indy Atheists


Corridor A-Team

Iowa Secularists

Siouxland Atheists, Agnostics, and Freethinkers


Heartland Humanists


Free Inquiry Group

Kentucky Association of Science Educators and Skeptics


New Orleans Secular Humanist Association


Downeast Humanists and Freethinkers


Baltimore Ethical Society

Baltimore Secular Humanists

Frederick Secular Humanists

Maryland-DC Chapter of Washington Secular Humanists


Atheist Discussion Group

Greater Worcester Humanists

Humanist Association of Massachusetts


Center for Inquiry Michigan

The Great Lakes Humanist Society

Michigan Atheists


Atheists For Human Rights

Central Minnesota Friends Free of Theism

Humanists of Minnesota

Lake Superior Freethinkers

Minnesota Atheists


Great Southern Humanist Society

Mississippi Atheists


Community of Reason

Joplin Freethinkers

Rationalist Society of St. Louis

Skeptical Society of St. Louis


Billings Association ofHumanists

Missoula Area Secular Society

Montana Freethinkers


Nebraska Atheists

Omaha Atheists

Omaha Metro Area Humanist Association

Rationalists, Empiricists and Skeptics of Nebraska


Humanist Association of Las Vegas and Southern Nevada

Las Vegas Freethought Society

Reno Freethinkers

New Hampshire

Secular Humanist Friendship Group of Merrimack Valley

New Jersey

Humanists of North Jersey

New Jersey Humanist Network

Red Bank Humanists

New Mexico

Atheist Skeptical Kingdom of Albuquerque

Humanist Society of New Mexico

New Mexicans for Science and Reason

New York

Buffalo Atheists

Capital District Humanist Society

Center for Inquiry – Amherst

Center for Inquiry Community of Harlem

Center for Inquiry – Long Island

Center for Inquiry New York City

Central New York Skeptics

Freethinkers of the Hudson Valley

Freethinkers New York

Freethinkers of Upstate New York

Freethinking Activist Nonbelieving New Yorkers

Hudson Valley Humanists

Humanist Society of Metropolitan New York, Corliss Lamont Chapter

Metro Atheists of New York

New York City Atheists

New York Society for Ethical Culture

Secular Humanist Society of New York

North Carolina

Central North Carolina Atheists and Humanists

Humanists and Freethinkers of Cape Fear

North Carolina Society for Ethical Culture

Piedmont Freethought Association (Greensboro/Winston Salem)

Triangle Freethought Society

WNCAtheists (Western North Carolina)

North Dakota

Red River Freethinkers


Center for Inquiry of Northeast Ohio

Cincinnati Skeptics

Cleveland Freethinkers

Free Inquiry Group (Cincinnati)

Humanist Community of Central Ohio

Northern Ohio Freethought Society


Humanist Association of Tulsa

Oklahoma Atheists


Corvallis Secular Society

Eugene Round Earth Society

Humanist Association of Salem

Humanists of Greater Portland

Jefferson Center

Lane County Secular Society

Oregonians for Science and Reason

United States Atheists (Portland)


Atheism Skepticism Knowledge

Atheist Station

Freethought Society of Greater Philadelphia

Humanist Association of Greater Philadelphia

Humanist Community Services of Northeast Pennsylvania

Lancaster Freethought Society

Nittany Freethought

Pennsylvania Nonbelievers

Philadelphia Association for Critical Thinking

Pittsburgh Freethought Community

Secular Humanists & Atheists of the Lehigh Valley

Rhode Island

No known groups with websites

South Carolina

Greenville Nontheists

Secular Humanists of the Lowcountry

Secular Humanists of the South Carolina Midlands

South Carolina Secular Humanists

South Dakota

No known groups with websites


Memphis Freethought Alliance

Middle Tennessee Skeptics

Rationalists of East Tennessee


Atheist Community of Austin

Center for Inquiry – Austin

Dallas/Fort Worth Ethical Fellowship

Ethical Society of Austin

Freethinkers Association of Central Texas

Freethinkers of East Texas

Humanists of Montgomery County, Isaac Asimov Chapter

Houston Atheist Society

Houston Church of Freethought

Humanists of Ft. Worth

Humanists of Houston

Metroplex Atheists

North Texas Church of Freethought

North Texas Skeptics

Northeast Houston: Kingwood Humble Atascocita

Texas Secular Society


Atheists of Utah

Freethought Society of Northern Utah

Humanists of Utah


No known groups with websites


Americans United for Separation of Church and State: Virginia Chapter

Atheists of the New River Valley

Central Virginia Secular Humanists

Northern Virginia Secular Humanists

Richmond Area Free Thinkers

Science and Reason of Hampton Roads

Shenandoah Area Secular Humanists

Washington (state)

Ethical Culture Society of Puget Sound

Humanists of North Puget Sound

Humanists of Washington

Inland Northwest Freethought Society

Pacific Northwest Skeptics

Seattle Atheists

Secular Spokane

Society for Sensible Explanations

Spokane Humanists

Tri-City Freethinkers

Washington State Atheist, Agnostic, and Freethought Organizations

Washington, D.C.

Center for Inquiry – Washington DC

Maryland-DC Chapter of Washington Secular Humanists

National Capital Area Skeptics

Washington Area Secular Humanists

Washington Ethical Society

West Virginia

West Virginia Secular Congregation

West Virginians for Science & Reason


Americans United for Separation of Church and State Wisconsin Chapter

Atheists and Agnostics of Wisconsin

Freethought Society of Wisconsin

Humanist Quest of Milwaukee

Lake Superior Freethinkers

Life After Religion (Milwaukee)

Southeastern Wisconsin FreeThinkers


No known groups with websites