Washington Dc Housing Auth 1200 Delaware Ave Sw Washington, DC 20024 Phone : (202) 727-5826 Business Category Real Estate Housing Authorities Housing Authority--public Housing Developments, Greenleaf Senior 1200 Delaware Ave Sw Washington, DC 20024 Phone : (202) 727-5826 Business Category Government Offices-Federal Government Offices-City Village & Twp Government Offices State & Local Government Offices & Public Schools