National Association of Housing and Redevelopment Officials
Leading housing and community development advocate for the provision of adequate and affordable housing and strong, viable communities.

Smart Growth on Line
In 1996, the U.S. Environmental Protection Agency joined with several non-profit and government organizations to form the Smart Growth Network (SGN).  The Network was formed in response to increasing community concerns about the need for new ways to grow that boost the economy, protect the environment, and enhance community vitality.  The Network's partners include environmental groups, historic preservation organizations, professional organizations, developers, real estate interests; local and state government entities.

Sprawl Watch Clearinghouse
A resource center which provides information, advice and referrals on issues related to sprawl and smart growth.