- Intentional Communities
- Provides information and resources for seekers of community, including large directory, classified ads, Communities Magazine, Communities Directory, sale of community-related books and materials.
- Global Ecovillage Network
- Information about communities of people striving to live sustainably, including directory, news, resources, educational programs.
- Federation of Egalitarian Communities
- Network of communal (income-sharing) groups in North America, includes information about member communities, articles about communal life, and related resources.
- Erika, OfeK and Momo eco-traveling experiences to eco-villages, communes, eco-projects, and a little sight-seeing.
- Communal Studies Association
- Encourages and facilitates the study of historic and contemporary intentional communities.