HUD USER
http://www.huduser.org/

Brookings Institute Metropolitan Policy Program
http://www.brookings.edu/metro.aspx

Urban Land Institute
http://www.uli.org

Advocates for Building Assets and Affordable Housing
http://ahadc.net

Affordable Housing Finance
http://www.housingfinance.com/

American Association of Housing Educators
http://www.extension.iastate.edu/pages/housing/aahe-links.html

Center for Community Change
http://www.communitychange.org

Housing and Community Development Network of New Jersey
http://www.hcdnnj.org

Housing California
http://www.housingca.org

Indiana Association for Community Economic Development
http://www.iaced.org

Intentional Communities
http://www.ic.org

Novogradac & Company
http://www.novoco.com

Texas Association of Community Development Corporations
http://www.tacdc.org

Urban Homesteading Assistance Board (NY)
http://www.uhab.org/

Wisconsin Partnership for Housing Development, Inc.
http://www.wphd.org