- The International Carnivorous Plant Society
 Includes news, events, seed bank, conservation information, and photos. Creator of the International Carnivorous Plant Society web ring.
- Bay Area Carnivorous Plant Society
A group of hobbyists, growers, scientists, and educators based in the San Francisco Bay area. Meets regularly and publishes a quarterly newsletter.
- Canadian Carnivorous Plant Society
Publishes an annual journal along with a listing of dealers and members wishing to trade plants. Organizes conferences and workshops. Participates in exhibitions with the aim of promoting a better understanding of carnivorous plants.
- Ontario Carnivorous Plant Society
A Canadian carnivorous plant society located in Ontario. A nationwide CP resource with newsletters, meetings, extensive seed bank and group plant orders.
- San Diego Carnivorous Plant Society
Organizes field trips and offers classes. Offers tips for building terrariums and watering systems.
- The Australian Carnivorous Plant Society
Gives society bulletins, meeting times, written articles and membership details.
- The Carnivorous Plant Society
Based in the UK, this society publishes a journal and a quarterly newsletter. It also administers a seed bank that distributes seeds to members free of charge.
- The Scandinavian Carnivorous Plant Society
Basic meeting and contact information. In Swedish.
- The Victorian Carnivorous Plant Society
An Australian CP society. Site has standard society information, plus growing tips, a list of many other CP societies, and overview information on every known or suspected CP species.
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