Washington Dc Human Service 4001 S Capitol St Sw Washington, DC 20032 Phone : (202) 645-4525 Business Category Administration Of Social Human Resource & Income Maintenance Programs Human Services Department Of--interstate Compact On Placement Of Children, Income Maintenance Administration, Congress Heights Service Center 4001 S Capitol St Sw Washington, DC 20032 Phone : (202) 645-4525 Business Category Government Offices-Federal Government Offices-City Village & Twp Government Offices State & Local Government Offices & Public Schools