NRDC Smart Growth - Natural Resources Defense Council is working on Smart Growth solutions that can help curtail sprawl and build more sustainable communities

Smart Growth America - A coalition of national, state, and local organizations working to improve the ways we plan and build the towns, cities, and metro areas we call home

Smart Growth Network (SGN) - The network of non-profits and government was formed in 1996 by the US EPA 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 National Center for Smart Growth Research and Education - Established in 2000, the center is a non-partisan center for research and leadership training on Smart Growth and related land use issues nationally and internationally

US EPA Smart Growth -The EPA's Smart Growth page