Skeptic Organizations

Name (English / local (abbreviation))FoundedRegion servedNotes
Association against Quackery / Vereniging tegen de Kwakzalverij (VtdK)1881 NetherlandsOldest skeptical organisation.[1] Member of ECSO.[citation needed]
Association for Skeptical Enquiry (ASKE)1997 United KingdomMember of ECSO.[2]
Australian Skeptics1980 Australia
Brazilian Society of Skeptics and Rationalists / Sociedade Brasileira de Céticos e Racionalistas (SBCR)2001 Brazil
Center for Inquiry (CFI)1991 WorldGlobal umbrella organisation based in Amherst, New York.
Committee for the Advancement of Scientific Skepticism (CASS)2010 CanadaPart of Centre for Inquiry Canada.
Committee for Skeptical Inquiry (CSI), formerly Committee for the Scientific Investigation of Claims of the Paranormal (CSICOP)1976 United StatesPart of the Center for Inquiry.
Committee Para / Comité Para[3]1949 BelgiumMember of ECSO.[2] Serves Wallonia and Brussels.
Czech Skeptics Club Sisyfos / Český klub skeptiků Sisyfos (Sisyfos)1995 Czech RepublicMember of ECSO.[2]
Dakshina Kannada Rationalist Association / தட்சிண கன்னட பகுத்தறிவாளர் ஒன்றியம் (DKRA)1976 IndiaMember of FIRA.
The Free Thought / De Vrije Gedachte (DVG)1856 NetherlandsFocuses on atheism/secular humanism.[4]
Edinburgh Skeptics Society (EdSkeptics)2009 United Kingdom
European Council of Skeptical Organisations (ECSO)1994 EuropeEuropean umbrella organisation, based in Roßdorf, Germany.
Federation of Indian Rationalist Associations / இந்திய பகுத்தறிவாளர் ஒன்றியங்களின் பேரவை (FIRA)1997 IndiaIndian umbrella organisation.
Freedom From Religion Foundation (FFRF)1978 United StatesFocuses on state/church separation, nontheism, and atheism.
French Association for Scientific Information / Association française pour l’information scientifique (AFIS)1968[5] FranceMember of ECSO.[2]
German Society for Fighting Quackery / Deutsche Gesellschaft zur Bekämpfung des Kurpfuschertums (DGBK)1903 GermanyDissolved in 1934.
Glasgow Skeptics2009 United Kingdom
Good Thinking Society2012 United Kingdom
Het Denkgelag2012 Belgium
Hungarian Skeptic Society / Szkeptikus Társaság (HSS)2006 HungaryMember of ECSO.[2]
Independent Investigations Group (IIG)2000 United States
Indian CSICOP19?? IndiaAffiliated with CSI, member of FIRA.
Indian Rationalist Association (IRA)1949 IndiaMember of Rationalist International.
Irish Skeptics Society2002 IrelandMember of ECSO.[2]
Italian Committee for the Investigation of Claims of the Pseudosciences / Comitato Italiano per il Controllo delle Affermazioni sulle Pseudoscienze (CICAP)1989 ItalyMember of ECSO.[2]
James Randi Educational Foundation (JREF)1996 United States
Launceston Skeptics2010 Australia
Latvian Skeptics Society / Latvijas Skeptiskā Biedrība[6]2012 Latvia
Lithuanian Skeptics Society / Lietuvos skeptikų draugija (LSD)[7]2011 Lithuania
Maharashtra Committee for Eradication of Blind Faith / Maharashtra Andhashraddha Nirmoolan Samiti (MANS)1989 IndiaMember of FIRA.
Merseyside Skeptics Society (MSS)2009 United Kingdom
MTÜ Eesti Skeptik (skeptik.ee)2007 Estonia
Network of Independent Danish Skeptics[2][8][9] / Skeptica1997 Denmark
New England Skeptical Society (NESS)1996 United StatesFusion of three earlier organisations.
New Mexicans for Science and Reason (NMSR)1990 United States
New Zealand Skeptics[10] (NZ Skeptics)1986 New Zealand
Office for Science and Society (OSS)1999 CanadaMcGill UniversityMontreal
Philippine Atheists and Agnostics Society (PATAS)2011 Philippines
Polish Skeptics Club / Klub Sceptyków Polskich (KSP)[11][12]2010 Poland
Portuguese Skeptical Community / Comunidade Céptica Portuguesa (COMCEPT)2012 Portugal
Rational Alternative to Pseudoscience – Society for the Advancement of Critical Thinking /
Alternativa Racional a las Pseudociencias – Sociedad para el Avance del Pensamiento Crítico (ARP-SAPC)
1986 SpainMember of ECSO.[2]
Rationalist Universe / Universo Racionalista2012 Brazil
Richard Dawkins Foundation for Reason and Science (RDFRS)2006 UK &  USThe American and British branches are independent.
Round Earth Society / Sociedade da Terra Redonda (STR)1999 Brazil
Science and Popular Enlightenment / Föreningen Vetenskap och Folkbildning (VoF)1982 SwedenMember of ECSO.[2]
Science and Rationalists’ Association of India / Bharatiya Bigyan O Yuktibadi Samiti1985 IndiaBased in KolkataWest Bengal.
SKEPP[13]1990 BelgiumMember of ECSO.[2] Serves Flanders and Brussels.
Skepsis ry1987 FinlandMember of ECSO.[2]
Skepsis Foundation / Stichting Skepsis (Skepsis)1987 NetherlandsMember of ECSO.[2]
Skeptical Circle / Círculo Escéptico (CE)2006 SpainMember of ECSO.[2]
Skeptic Society / Общество скептиков[14]2013[15] Russia
Society for the Scientific Investigation of Parasciences / Gesellschaft zur wissenschaftlichen Untersuchung von Parawissenschaften (GWUP)1987 D-A-CHBased in Roßdorf, Germany. Member of ECSO.[2]
The Skeptics Society1992 United StatesGlobally active, but mainly serves California
Young Australian Skeptics (YAS)2008 Australia
Young Skeptics2015 USThe American after school program
Zetetic Observatory / Observatoire Zététique (OZ)2003 France