Connecticut

• Astronomical Society of New Haven, Connecticut http://www.asnh.org
• Arunah Hill Natural Science Center https://www.facebook.com/arunahhill/
• Litchfield Hills Amateur Astronomy Club. http://lhastro.org/
• Mattatuck Astronomical Society, Waterbury, Connecticut https://mastransit.shutterfly.com
• The Astronomical Society of Greenwich   http://astrogreenwich.org
• Fairfield County Astronomical Society. http://www.stamford-observatory.com
• Thames Amateur Astronomical Society http://taasct.weebly.com
• Westport Astronomical Society https://www.was-ct.org/

Massachusetts

• Amherst Area Astronomy Association:   http://www.amastro.org/
• ATMs of Boston, Massachusetts http://www.atmob.org/
• Springfield Stars Club   http://www.reflector.org/
• Aldrich Astronomical Society, Worcester, MA. http://www.AldrichAstro.org/
• Astronomy Association, http://www.astronomyassociation.org/ Association of local, like minded, astronomy groups for sharing venues.

Vermont

• Stellafane, Springfield, Vermont http://www.stellafane.org/
• Vermont Astronomical Society   http://www.vtastro.org/

Rhode Island

• Skyscrapers, Rhode Island www.theskyscrapers.org

Pennsylvania

• Cherry Springs State Park Dark Sky Preserve, Cherry Springs

New York

• Rockland Astronomy Club, (RAC) http://www.rocklandastronomy.com/
• Amateur Astronomers Association of New York  http://www.aaa.org/
• Catskills Astronomy Club www.catskillsastro.org via Night Sky Network.
• Westchester Amateur Astronomers, Inc. http://www.westchesterastronomers.org/