Henry Shaw Cactus Society  
   St. Louis, Missouri group devoted to the study and enjoyment of cacti and succulents. Presents event schedule, photographs, and history of the club.
   http://www.hscactus.org

Cactus & Succulent Society of Massachusetts  
   Features photographs, news and event schedule.
   http://cssma.org

Los Angeles Cactus and Succulent Society  
   Provides meeting schedule and photographs.
   http://www.lacss.com/

Succulent Society of South Africa  
   Official web site, providing: Southern African Succulents, online nursery, specialised books, virtual tours.
   http://www.succulents.net

British Cactus and Succulent Society  
   Promotes the study, conservation, propagation and cultivation of cacti and other succulent plants. Features message board, news, schdeule and local chapter contacts.
   http://www.bcss.org.uk/

San Diego Cactus and Succulent Society  
   Resource for all people interested in Cacti and/or Succulents, especially in in the San Diego or Southern California area.
   http://www.sdcss.com

Cactus and Succulent Society of America  
   Includes local chapter information, events, and cultivation hints.
   http://www.cssainc.org/

Bakersfield Cactus and Succulent Society  
   Features schedule and photographs.
   http://members.aol.com/Lithops44/

Swiss Cactus Association  
   Features local chapter links, publications, news and evet schedule.
   http://www.kakteen.org/

Bromeliad Society of Queensland  
   Provides information on educational and research activities, natural history, conservation, cultivation and hybridization of Bromeliads.
   http://www.bsq.org.au/

Florida Council of Bromeliad Societies  
   Presents event schedule, book reviews, photographs, classification, and culture information.
   http://fcbs.org/

Central Arizona Cactus and Succulent Society  
   Offers news, event schedule, and culture information.
   http://www.centralarizonacactus.org/

Cactus and Succulent Society of San Jose  
   Offers event schedule and membership information.
   http://www.csssj.org/

San Diego Epiphyllum Society  
   Events, membership, and information about required culture.
   http://www.epiphyllum.com/

Toronto Cactus and Succulent Club  
   Offers meeting schedule and annual plant sale information.
   http://torontocactus.tripod.com/

Ottawa Cactus Club  
   Informal group with a common interest in succulent plants provides meeting schedule and seed exchange.
   http://www3.sympatico.ca/lycacti/

Cactus & Succulent Society of New Zealand  
   Links to branches, events, cultivation tips, and message board.
   http://www.cssnz.org

Cactus and Succulents Society of Israel  
   Information regarding the society activities, plants, member's gardens and nurseries in Israel.
   http://www.cacti.co.il

Ontario Cactus and Succulent Society  
   Created by hobbyists to expand the level of interest in these plants in the Province of Ontario, Canada. Features discussion group, activities and plant sales.
   http://www.attcanada.net/~cactusman

Tucson Cactus and Succulent Society  
   Features plant database, event calendar, newsletter, plant rescues, history and message forum.
   http://www.tucsoncactus.org/

Desert Plant Society of Vancouver  
   Event calendar and membership information.
   http://cactus-mall.com/dpsv

Cactus and Succulent Society of Hawaii  
   Event calendar and photographs.
   http://www.geocities.com/RainForest/Vines/7706/

Chinle Cactus and Succulent Club  
   Features workshops, field trips and schedule. An affiliated chapter of the Colorado Cactus and Succulent Society.
   http://www.coopext.colostate.edu/TRA/PLANTS/index.html#http://www.colostate.edu/Depts/CoopExt/TRA/PLANTS/chinlecactus.html

Astro-Meister  
   US website of international astrophytum enthusiast group. Information on the genus, links to other resources, and photos.
   http://www.geocities.com/astromeister_usa/

The Haworthia Society  
   International society for the study, propagation and conservation of haworthias, aloes, gasterias, bulbines and other Southern African succulent plants. Information about the plants, membership, activities, and seed exchange.
   http://haworthia.org/

Bromeliad Society of New South Wales  
   Australian group dedicated to the study and cultivation of bromeliads. Information about membership, meetings, events, photos, and bromeliad FAQs.
   http://www.bromsocnsw.org.au/