Smart Growth America

National Smart Growth
Smart Growth.Net
National Trust for Historic Preservation
American Planning Association
Sprawl Busters
SprawlWatch

New Rules
PreserveNet:
Stopping Suburban Sprawl
Congress for the New Urbanism
National Neighborhood
Coalition
Urban Land Institute
Trust for Public Land
Planners Network
Planners Web
Land Use Law

HUD
National
Housing Law Project
Shelterforce