- American Bonsai Society
 - Promotes interest in bonsai and serves as a national focal point for bonsai fanciers. - Atlanta Bonsai Society
- Features a newsletter, member information, photo gallery, and event calendar.
- Austin Bonsai Society
- Nonprofit providing guidance and education for individuals who desire to learn and nurture their skill in the art of bonsai.
- Bonsai Clubs International
- Nonprofit global organisation of individuals and clubs, which are dedicated to the education of people in bonsai.
- Bonsai Societies of Florida
- Founded in 1973 as a state-coordinating organisation whose education committee provides two primers and maintains an audiovisual library about bonsai.
- Bonsai Society of Australia, Inc. (BSA)
- Meeting since August, 1965. Site features pest control and seasonal tips as well as information and exhibits for the annual Spring Show.
- Bonsai Society of Dallas
- Formerly known as the Bonsai Society of Texas. Features events calendar, gallery of trees, and membership information.
- Bonsai Society of Portland (BSOP)
- Oregon-based society promotes the ancient art through education. Site features meeting schedule, virtual garden tours, and photo albums.
- Bonsai Society of the Carolinas
- Providing monthly educational programmes in Charlotte, North Carolina, to promote the interest in the ancient art since 1964.
 Cotswold Bonsai Society
- Provides a friendly venue for members to learn more of the aesthetics, styling, and horticulture of small trees grown in pots as the Japanese translation of the word bonsai implies.- Diablo Bonsai Club
- Meetings consist of lecture and discussion followed by a workshop focusing on individual attention to attendees' trees.
- Gainesville Bonsai Society
- Offers information on major conferences and shows, local artists, and locator map for other bonsai societies in Florida and nearby states.
- Golden State Bonsai Federation (GSBF)
- Educational organisation formed from member bonsai clubs throughout California.
- Greater Cincinnati Bonsai Society (GCBS)
- One of the oldest bonsai societies in the U.S. founded in 1964 to foster the study and appreciation of bonsai and related arts.
- Greater New Orleans Bonsai Society (GNOBS)
- Founded by bonsai authority Vaughn Banting in 1972. Includes upcoming events, membership information, photo gallery, expert's corner, and news.
- Houston Bonsai Society (HBS)
- Includes events and workshops calendar, newsletter, tips, and list of area vendors.
- Kent Bonsai Club
- Founded in the summer of 1985 to promote the appreciation of bonsai in the Kent area, following a simple advertisement in the local paper of Whitstable.
- Lake Charles Bonsai Society (LCBS)
- Strives to create interest and inspire participation by advanced and beginning growers of the miniature trees.
- Mid Atlantic Bonsai Societies (MABS)
- Features conference information, member club locations, and festival contacts and photo gallery.
- Midwest Bonsai Society (MBS)
- Features tree of the month, information on the annual show, and bonsai stories and philosophy by Susumo Nakamura.
- Minnesota Bonsai Society (MBS)
- Offers care guides, workshops, and articles for bonsai, which literally means to grow (bon) in a shallow dish (sai).
- National Bonsai Foundation (NBF)
- Programme formed by the bonsai community at the U.S. National Arboretum supporting the National Bonsai and Penjing Museum.
- New Zealand Bonsai Association
- Dedicated to providing information and contact details for clubs, societies, and related commercial organisations nationwide.
- Northern Ireland Bonsai Society
- Founded in 1986 by a small group of people interested in the art. Features an annual show and styling workshops.
- Phoenix Bonsai
- Hub for the Phoenix and Tuscon societies as well as a comprehensive history of the ancient art.
- Potomac Bonsai Association (PBA)
- Umbrella organisation comprised of ten bonsai clubs and one viewing stone group in Virginia, Maryland, Pennsylvania, and Washington D.C.
- Prairie State Bonsai Society (PSBS)
- Aims to promote the practice and art of bonsai tree care through an exchange of experience and knowledge at meetings and workshops.
- Puget Sound Bonsai Association (PSBA)
- Nonprofit dedicated to the education of its members and the general public in the art and culture of bonsai. Features care, recommended reading, online articles, and local resources.
- Quad City Bonsai Club
- Established in 1987 offering galleries of trees, articles written by members, and online newsletters.
- Redwood Empire Bonsai Society (REBS)
- Includes Bonsai demonstrations, hands-on experience, lectures, workshops, classes, slides, and sharing of members' plants.
- San Diego Bonsai Club (SDBC)
- One of the oldest bonsai clubs in California, founded by 12 members in October, 1965, as a nonprofit educational corporation.
- Toronto Bonsai Society (TBS)
- Formed in 1963 and one of the largest outside Japan, the society is devoted to the learning, practice, and teaching of the horticultural techniques and artistic principles of bonsai.
- Vancouver Island Bonsai Club
- Dedicated to the promotion of the ancient art of bonsai.
- World Bonsai Friendship Federation (WBFF)
- Because bonsai teaches generosity and patience and it can give peace of mind, health, and a life's pursuit. Joint operation with the North American Bonsai Federation.
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