| Aid Assn for the Blind 4 | Washington, DC |
| Aid and Service International Foundation (Until December 2006) | Washington, DC |
| Aidan Montessori School | Washington, DC |
| Aids Action Foundation | Washington, DC |
| Aids Alliance for Children Youth and Families | Washington, DC |
| Aids Empowerment and Treatment International | Washington, DC |
| Aids Nutrition Services Alliance | Washington, DC |
| Aids Programs of the National Minority Aids Council | Washington, DC |
| Aids Responsibility Project (Until December 2007) | Washington, DC |
| Aikido Shobukan Dojo Inc. | Washington, DC |
| Aina Foundation (Until December 2006) | Washington, DC |
| Ainger Place Development Inc. | Washington, DC |
| Air Force Cadets Officers Mentor Action Program | Washington, DC |
| Akan Studies Institute 5 | Washington, DC |
| Akin Gump School Partnership Project Inc. (Until December 2004) | Washington, DC |
| Al Ehssan Charitable Relief Organization Ecro | Washington, DC |
| Al-Fatiha Foundation Inc. | Washington, DC |
| Alan M. & Mildred S. Ravenal Foundation 4 | Washington, DC |
| Alan R. Bennett Foundation Inc. 4 | Washington, DC |
| Alaska Wilderness League | Washington, DC |
| Albert E. Farone & Angela T. Farone | Washington, DC |
| Albert Shanker Institute | Washington, DC |
| Albright Child Development Center | Washington, DC |
| Alden M. & Anna C. Hathaway Fund for Grat Comm Allinc Epscpl Church Inc. | Washington, DC |
| Alexander Graham Bell Association for the Deaf and Hard of Hearing | Washington, DC |
| Alexander Hamilton Historical Society (Until December 2007) | Washington, DC |
| Alexander Von Humboldt Association of America | Washington, DC |
| Alexander Von Humboldt Foundation | Washington, DC |
| Alexander and Margaret Stewart Trust 4 | Washington, DC |
| Alexandria Youth Sports Foundation | Washington, DC |
| Alfred A. & Susie C. Owens Jr Ptr | Washington, DC |
| Algerian-American Association of Greater Washington | Washington, DC |
| Alice Deal Junior High School PTA | Washington, DC |
| Alice and Russell True Foundation 4 | Washington, DC |
| Alicia Patterson Foundation 3 | Washington, DC |
| All Amhara Peoples Relief and Development Association | Washington, DC |
| All Faith Consortium (Until December 2007) | Washington, DC |
| All Nations Baptist Church | Washington, DC |
| All Souls Church Unitarian Non-Profit Housing Corporation | Washington, DC |
| Allafrica Foundation (Until December 2005) | Washington, DC |
| Allbritton Brasenose Scholarship Fund | Washington, DC |
| Allen Gould Youth and Family Learning Association Inc. 4 | Washington, DC |
| Alley Cat Allies Incorporated | Washington, DC |
| Alliance Francaise De Washington Inc. | Washington, DC |
| Alliance for Aging Research | Washington, DC |
| Alliance for Better Campaigns Inc. | Washington, DC |
| Alliance for Community Media | Washington, DC |
| Alliance for Consumer Education (Until December 2004) | Washington, DC |
| Alliance for Cultural Enrichment | Washington, DC |
| Alliance for Democracy in Africa Inc. (Until December 2004) | Washington, DC |
| Alliance for Early Childhood Equity (Until June 2007) | Washington, DC |
| Alliance for Excellent Education Inc. | Washington, DC |
| Alliance for Fairness in Reforms to Medicaid Inc. (Until December 2004) | Washington, DC |
| Alliance for Global Justice | Washington, DC |
| Alliance for Health Reform | Washington, DC |
| Alliance for Healthy Homes | Washington, DC |
| Alliance for International Conflict Prevention and Resolution (Until January 2007) | Washington, DC |
| Alliance for International Educational and Cult Exchange Inc. | Washington, DC |
| Alliance for Justice | Washington, DC |
| Alliance for New Music-Theatre | Washington, DC |
| Alliance for Public Technology | Washington, DC |
| Alliance for Responsible Cuba Policy Foundation (Until December 2005) | Washington, DC |
| Alliance for Stray Animals and People | Washington, DC |
| Alliance for the Family | Washington, DC |
| Alliance of Baptists Inc. | Washington, DC |
| Alliance of Community Health Plans Foundation Inc. | Washington, DC |
| Alliance of Concerned Men | Washington, DC |
| Alliance of Culinary Professionals (Until December 2007) | Washington, DC |
| Alliance of New Stage Adults (Until December 2008) | Washington, DC |
| Alliance to Save Energy | Washington, DC |
| Allies Building Community Inc. A. B. C. | Washington, DC |
| Almas Immediate Benefit Association 26 | Washington, DC |
| Almas Temple Charity Foundation | Washington, DC |
| Almas Temple Club Inc. 26 | Washington, DC |
| Alopeciakids Org Inc. (Until September 2005) | Washington, DC |
| Alpha Omega Social Action and Scholarship Foundation | Washington, DC |
| Alt Washingtonia | Washington, DC |
| Altar of Ed Ministry Inc. | Washington, DC |
| Alternative Congress Trust Inc. (Until June 2004) | Washington, DC |
| Alternative Newsweekly Foundation | Washington, DC |
| Altman Fund 4 | Washington, DC |
| Alumni Association of the National War College | Washington, DC |
| Alumni Presidents Council of Independent Secondary Schools | Washington, DC |
| Alva Consortium Inc. | Washington, DC |
| Alvin & Louella Epstein Foundation 4 | Washington, DC |
| Alvina Reckman Myers Trust | Washington, DC |
| Alvord Foundation 4 | Washington, DC |
| Amazing Life Games Pre School | Washington, DC |
| Amazon Conservation Association | Washington, DC |
| Amazoncoop Incorporated (Until December 2007) | Washington, DC |
| Amerasia Cultural Project | Washington, DC |
| America Abroad Media (Until December 2006) | Washington, DC |
| America Family Coalition Inc. 1 (Until March 2005) | Washington, DC |
| America Recycles Day Inc. | Washington, DC |
| America Speaks Inc. | Washington, DC |
| America the Beautiful Fund | Washington, DC |
| America-China International Exchange Foundation Inc. | Washington, DC |
| America-Mideast Educational & Training Services Inc. | Washington, DC |
| American Academy for Liberal Education | Washington, DC |
| American Academy of Achievement | Washington, DC |
| American Academy of Child & Adoles | Washington, DC |
| American Academy of Nursing Inc. (Until December 2004) | Washington, DC |
| American Academy of Otolarngic Allergy Foundation Inc. | Washington, DC |
| American Academy of Psychiatrists in Alcoholism and Addictions | Washington, DC |
| American Adoption Congress | Washington, DC |
| American Advertising Foundation | Washington, DC |
| American Alliance for Child Survival | Washington, DC |
| American Ambulance Association Foundation | Washington, DC |
| American Anglican Council | Washington, DC |
| American Anti Trust Institute Inc. | Washington, DC |
| American Arts Alliance Foundation | Washington, DC |
| American Associates of Mozarteum Brasileiro | Washington, DC |
| American Association for Clinical Chemistry Inc. | Washington, DC |
| American Association for Higher Education | Washington, DC |
| American Association for Palestinian Equal Rights Fdtn (Until December 2007) | Washington, DC |
| American Association for Zoological Nomenclature | Washington, DC |
| American Association for the Advancement of Science | Washington, DC |
| American Association of Blacks in Energy | Washington, DC |
| American Association of Colleges for Teacher Education | Washington, DC |
| American Association of Colleges of Nursing | Washington, DC |
| American Association of Collegiate Registrars and Admissions Officers | Washington, DC |
| American Association of Community Colleges | Washington, DC |
| American Association of Engineering Societies | Washington, DC |
| American Association of Homes and Services for the Aging | Washington, DC |
| American Association of Jewish Lawyers and Jurists | Washington, DC |
| American Association of Museums | Washington, DC |
| American Association of People With Disabilities | Washington, DC |
| American Association of Poison Control Centers | Washington, DC |
| American Association of Residential Mortgage Regulators | Washington, DC |
| American Association of Small Property Owners | Washington, DC |
| American Association of State Colleges and Universities | Washington, DC |
| American Association of State Highway & Transportation Officials | Washington, DC |
| American Association of Suicidology | Washington, DC |
| American Association of University Professors | Washington, DC |
| American Association of University Women Educational Foundation Inc. | Washington, DC |
| American Association on Mental Retardation | Washington, DC |
| American Association to Safeguard Tyre | Washington, DC |
| American Astronomical Society | Washington, DC |
| American Australian Education Leadership Foundation Inc. | Washington, DC |
| American Bankers Association Education Foundation | Washington, DC |
| American Benefits Institute | Washington, DC |
| American Board for Certification of Teacher Excellence Inc. (Until September 2008) | Washington, DC |
| American Board of Clinical Chemistry Inc. | Washington, DC |
| American Bus Association Foundation Inc. | Washington, DC |
| American Business Conference Foundation for Economic Growth | Washington, DC |
| American Campaign for Prevention of Child Abuse and Family Violence | Washington, DC |
| American Catholic Conference Inc. | Washington, DC |
| American Center for Cultural and Education | Washington, DC |
| American Center for Education and Research Inc. (Until December 2006) | Washington, DC |
| American Center for Education and Testing Inc. | Washington, DC |
| American Center for Law and Justice -District of Columbia Inc. | Washington, DC |
| American Chemical Society 1 | Washington, DC |
| American Childrens Fund | Washington, DC |
| American Civil Liberties Union Fund of the National Capital Area | Washington, DC |
| American Coal Foundation | Washington, DC |
| American College Personnel Association Educational Ldrshp Fdn | Washington, DC |
| American College of Obstetricians and Gynecologists | Washington, DC |
| American College of Preventive Medicine Inc. | Washington, DC |
| American Collegians for Life Inc. | Washington, DC |
| American Community Partnerships Inc. 1 | Washington, DC |
| American Composers Forum of Washington Dc Inc. | Washington, DC |
| American Composers History Project | Washington, DC |
| American Conference of Academic Deans | Washington, DC |
| American Constitution Society for Law and Policy (Until December 2005) | Washington, DC |
| American Corn Growers Foundation | Washington, DC |
| American Council for Capital Formation Center for Policy Resear | Washington, DC |
| American Council for an Energy Efficient Economy | Washington, DC |
| American Council for the United Nations University | Washington, DC |
| American Council of Trustees and Alumni | Washington, DC |
| American Council of Young Political Leaders Inc. | Washington, DC |
| American Council of the Blind Inc. | Washington, DC |
| American Council on Alcoholism Inc. | Washington, DC |
| American Council on Education | Washington, DC |
| American Council on Renewable Energy (Until December 2005) | Washington, DC |
| American Councils for International Education Actr Accels Inc. | Washington, DC |
| American Dental Education Association | Washington, DC |
| American Dental Group Incorporated | Washington, DC |
| American Discovery Trail Society | Washington, DC |
| American Double Dutch League Inc. | Washington, DC |
| American Easement Foundation Inc. | Washington, DC |
| American Educational Research Association | Washington, DC |
| American Educational and Training Services Inc. 5 | Washington, DC |
| American Embassy School Association Aes-New Delhi | Washington, DC |
| American Enterprise Institute for Public Policy Research | Washington, DC |
| American Family Therapy Association | Washington, DC |
| American Farmland Trust | Washington, DC |
| American Federation of Teachers Educational Foundation | Washington, DC |
| American Fire Safety Council | Washington, DC |
| American Foreign Policy Council | Washington, DC |
| American Foreign Service Association Scholarship Fund | Washington, DC |
| American Forest Foundation | Washington, DC |
| American Forests | Washington, DC |
| American Forum | Washington, DC |
| American Forum for New Immigrants in Israel | Washington, DC |
| American Foundation for Autistic Children | Washington, DC |
| American Foundation for the University of British Columbia | Washington, DC |
| American Fox Terrier Rescue Inc. (Until June 2007) | Washington, DC |
| American Friends Fund of the Institute of United States Studies | Washington, DC |
| American Friends of Acoshed Inc. (Until December 2007) | Washington, DC |
| American Friends of Ballet Rambert Inc. 4 | Washington, DC |
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