14th & U Main Street Initiative
http://www.14thandu.org/

Adams Morgan
http://www.adamsmorgan.net/

Anacostia Historic District
http://www.cr.nps.gov/nr/travel/wash/dc90.htm 

Anacostia Museum
http://anacostia.si.edu/

Anacostia Waterfront
http://www.anacostiawaterfront.net/ 

Anacostia Watershed Network
http://www.anacostia.net/ 

Beyond DC
http://www.beyonddc.com/ 

Bloomingdale
http://www.bloomingdaledc.org/ 

Brookland
http://www.geocities.com/brooklanddc/ 

Capitol Hill
http://www.capitolhill.org/ 

Cardozo Shaw Neighborhood Association
http://www.ustreet.com/csna/

Columbia Heights
http://www.innercity.org/columbiaheights/ 

Council of the District of Columbia
http://www.dccouncil.washington.dc.us/ 

DC Geographic Information Systems
http://dcgis.dc.gov/

District of Columbia 
http://www.dc.gov 

Dupont Circle
http://www.beyonddc.com/profiles/dupontcircle.html 

East of the River Community Development Corporation
http://www.ercdc.org/ 

Explore DC
http://www.exploredc.org/ 

Foxhall Community Citizens Association
http://www.foxhall.org/Welcome.htm

Georgetown
http://www.georgetowndc.com/

Hillcrest
http://www.hillcrestdc.com/ 

Historic U Street Jazz
http://www.gwu.edu/~jazz/ 

Logan Circle Community Association
http://www.logancircle.org/

Metropolitan Police Department
http://www.mpdc.dc.gov

National Capital Planning Commission
http://www.ncpc.gov/  

National Resources Defense Council - Cleaning up The Anacostia River
http://www.nrdc.org/water/pollution/fanacost.asp 

Office of Planning
http://www.planning.dc.gov 

Palisades Citizens Association
http://www.palisadesdc.org/ 

Petworth Neighborhood
http://www.petworthdc.net/

Potomac Conservancy
http://www.potomac.org/ 

Shaw
http://www.shawdc.com/