National Skeptic Organizations and Sites

• Committee for the Scientific Investigation of Claims of the Paranormal (CSICOP)
  • The Skeptical Inquirer • Bimonthly journal of CSICOP
  • Skeptical Briefs • Quarterly bulletin of CSICOP
• Young Skeptics • A CSICOP Program
  • Skeptic Site Links
• Skeptics Society
  • Skeptic Magazine • Quarterly journal of the Skeptics Society
• James Randi Educational Foundation
  • James Randi Educational Foundation Info List
• Skeptical Information
• The World Wide Skeptical Web
• The Skeptic's Dictionary
• The Encyclopedia of Skepticism and the Paranormal
• The Skeptic Tank
• Skepticism.net
• Pseudoscience, Paranormal Phenomena, and Skepticism
• The Skeptic World Site • Steven Schafersman
• Sources of Skeptical Information on the Internet • Jim Lippard
• Skeptical Information Links • Jim Lippard
• Astronomical Pseudoscience
• Bad Science • Alistair Fraser
• Bad Astronomy • Phil Plait
• Bad Chemistry • Kevin Lehmann
• Bad Physics • Geoff Piper
• Bad Meteorology • Alistair Fraser
• Bad Geology • Steven Schafersman
• Cult Archaeology • Doug Weller
• Cult Archaeology
• Crank.net
• Skeptic Gary Posner
• The Skeptical Gourmet
• The Telson Spur
• Strange Science
• JunkScience.com
• The Debunker's Domain
• Skeptic News
• Darwin Day
• World of Dawkins
• Foundation for Critical Thinking

Local Skeptic Organizations

• Northport, AL • Alabama Skeptics
• Phoenix, AZ • Phoenix Skeptics
• Tucson, AZ • Tucson Skeptics
• Castro Valley, CA • Bay Area Skeptics
• Oakland, CA • East Bay Skeptics Society
• Sacramento, CA • Sacramento Skeptics
• San Diego, CA • San Diego Association for Rational Inquiry
• San Francisco, CA • Bay Area Skeptics
• Boulder, CO • Rocky Mountain Skeptics
• Cheshire, CT • Connecticut Skeptical Society
• Washington, DC • National Capital Area Skeptics
• Tampa, FL • Tampa Bay Skeptics
• Atlanta, GA • Georgia Skeptics
• Des Moines, IA • Central Iowa Skeptics
• Springfield, IL • Rational Examination Association of Lincoln Land
• Indianapolis, IN • Indiana Skeptics
• Lexington, KY • Kentucky Association of Science Educators and Skeptics
• Baton Rouge, LA • Baton Rouge Proponents of Rational Inquiry and Scientific Method
• Boston, MA • Skeptical Inquirers of New England
• Saginaw, MI • Tri-Cities Skeptics
• Westland, MI • Great Lakes Skeptics
• Golden Valley, MN • Minnesota Skeptics
• Kansas City, MO • Kansas City Committee for Skeptical Inquiry
• St. Louis, MO • Gateway Skeptics
• Helena, MT • Montana Rationalists and Skeptics Network
• Stratham, NH • Skeptics Resource Center
• Albuquerque, NM • New Mexicans for Science and Reason
• Albany, NY • Inquiring Skeptics of Upper New York
• Buffalo, NY • Western New York Skeptics
• New York, NY • New York Area Skeptics
  • NYAS Bibliographies of Skeptical References
• Cincinnati, OH • Association for Rational Thought
• Cleveland, OH • South Shore Skeptics
• Columbus, OH • Central Ohioans for Rational Inquiry
• Salem, OR • Oregonians for Rationality
• Philadelphia, PA • Philadelphia Association for Critical Thinking
• Pittsburgh, PA • Paranormal Investigating Committee of Pittsburgh
• Louisville, TN • Rationalists of East Tennessee
• Austin, TX • University Skeptics Society
• Houston, TX • Houston Association for Scientific Thinking
• Dallas/Fort Worth, TX • North Texas Skeptics
• Seattle, WA • The Society for Sensible Explanations

State Science-Advocacy, Anti-Creationism Organizations

• Kansas Citizens for Science
• Ohio Citizens for Science
• Texas Citizens for Science
• Michigan Citizens for Science
• Colorado Citizens for Science

International Skeptic Organizations

• Argentina • CAIRP
• Australia • Australian Skeptics
  • Australian Capital Territory Skeptics
  • Hunter Skeptics
  • Darwin Skeptics (Northern Territory)
  • Queensland Skeptics
  • South Australia Skeptics
  • Tasmanian Skeptics
  • Victoria Skeptics
  • Western Australia Skeptics
• Belgium • Studiekring voor Kritische Evaluatie van Pseudo-wetenschap en het Paranormale (SKEPP)
• Brazil • Opcão Racional
• Bulgaria • Bulgarian Skeptics
• Canada
  • Skeptics Canada
  • Ontario Skeptics
  • Sceptiques du Québec
  • British Columbia Skeptics Society
  • Alberta Skeptics
• China • China Association for Science and Technology
• Czech Republic • Czech Club of Skeptics
• Europe • European Council of Skeptical Organisations (ECSO)
• Finland • Skepsis Finland
• France
  • Le Cercle Zététique
  • Comite Français pour l'Etude des Phenomenes Paranormaux
  • Union Rationaliste
• Germany • Gesellschaft zur wissenschaftlichen Untersuchung von Parawissenschaften (GWUP) Society for the Scientific Investigation of Para-Science
• Honk Kong • Hong Kong Skeptics
• Hungary • Hungarian Skeptics
• India
  • Indian Skeptics
  • Indian Rationalist Association
  • Maharashtra Superstition Eradication Committee
  • Dravidar Kazhagam
• Ireland • Irish Skeptics
• Israel • Israel Skeptics Society
• Italy • Comitato Italiano per il Controllo delle Affermazioni sul Paranormale (CICAP)
• Japan • Japan Skeptics
• Mexico • Mexican Association for Skeptical Research (SOMIE)
• Netherlands • Stichting Skepsis
• New Zealand • New Zealand Skeptics
• Norway • Skepsis Norge | Norwegian Skeptics
• Slovak Republic • Society for Advocacy of Critical Thinking
• South Africa • South African Skeptics
• Spain • Alternativa Racional a las Pseudociencias-Sociedad para el Avance del Pensamiento Crítico (ARP-SAPC)
• Sweden • Vetenskap och Folkbildning
• United Kingdom
  • The Skeptic Magazine
  • Cult Information Centre
  • The View from Number 80 • Ross Sargent