Nonprofits in District of Columbia
Nonprofits in District of Columbia. Browse 18,651 public nonprofit profiles. Review organization identities, available filing years, and their complete CharitySense profiles.
Location refers to headquarters recorded in public sources, not an organization’s service area. Classification describes its reported category and does not assess its effectiveness.
Nonprofit profiles
- Solar United Neighbors Inc
EIN 462462990 · Headquarters: Washington, DC, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Solarapp Foundation
EIN 863112004 · Headquarters: Washington, DC, USA · Environment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Solas Nua
EIN 202454448 · Headquarters: WASHINGTON, DC, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Solid Ground Inc
EIN 581889402 · Headquarters: Washington, DC, US · Crime & Legal Related · Latest available filing year: 2009 · Primary form: IRS Form 990-N
- Solidarity Center
EIN 521984713 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Solidarity Hall Inc
EIN 473158723 · Headquarters: Washington DC, DC, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Solidarity with the Lebanese People
EIN 844907759 · Headquarters: Washington, DC, USA · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Solidarity with the Persecuted Church
EIN 461923294 · Headquarters: Washington, DC, USA · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Solomon Project
EIN 521942995 · Headquarters: WASHINGTON, DC, USA · Religion Related · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ
- Some Inc
EIN 237098123 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Something Greater Ministries Inc
EIN 822481070 · Headquarters: Washington, DC, US · Religion Related · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Songs by Heart Foundation
EIN 472743895 · Headquarters: WASHINGTON, DC, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990
- Songs for Change
EIN 824546494 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990-N
- Sons and Daughters of Africa Sada Inc Africanization Society
EIN 522280349 · Headquarters: WASHINGTON, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sons and Maids Youth Foundation Inc
EIN 311775844 · Headquarters: Washington, DC, US · Youth Development · Latest available filing year: 2009 · Primary form: IRS Form 990-N
- Sons of Italy Foundation
EIN 236276526 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990
- Sons of Italy in America
EIN 231523015 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990
- Sons of Italy in America
EIN 371706158 · Headquarters: Washington, DC, US · Mutual & Membership Benefit · Latest available filing year: 2015 · Primary form: IRS Form 990-N
- Sons of Liberty International
EIN 472169674 · Headquarters: Washington, DC, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sons of Pericles 15
EIN 863479251 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sophorolipids Consortium
EIN 992650370 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Sorptive Minerals Institute
EIN 237076764 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- SOS Children's Villages-USA
EIN 136188433 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sosab
EIN 372006316 · Headquarters: Washington, DC, US · Food, Agriculture & Nutrition · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Soul Cultivators
EIN 880638687 · Headquarters: Washington, DC, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Soul Dap
EIN 473541536 · Headquarters: Washington, DC, US · Religion Related · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Soul Trak Outdoors
EIN 832506329 · Headquarters: Washington, DC, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990
- Soulfull Life University
EIN 882729145 · Headquarters: Washington, DC, US · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Soullife Foundation
EIN 932076080 · Headquarters: Washington, DC, US · Arts, Culture & Humanities · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Soulsapaz
EIN 994250200 · Headquarters: WASHINGTON, DC, USA · Education · Latest available filing year: 2025 · Primary form: IRS Form 990
- Soulutionary Inc
EIN 932564317 · Headquarters: WASHINGTON, DC, US · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Sound Banking Coalition Inc
EIN 208347420 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2010 · Primary form: IRS Form 990-N
- SoundExchange
EIN 760742496 · Headquarters: WASHINGTON, DC, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990
- Sounds of Summer
EIN 462767853 · Headquarters: Washington, DC, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- South Africa Washington International Program
EIN 271158952 · Headquarters: WASHINGTON, DC, USA · International, Foreign Affairs & National Security · Latest available filing year: 2015 · Primary form: IRS Form 990-EZ
- South Asian Bar Association of Washington Dc
EIN 522305347 · Headquarters: Washington, DC, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- South Asian Heritage Fund
EIN 934184719 · Headquarters: Washington, DC, US · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- South Asian Impact Foundation
EIN 993989084 · Headquarters: Washington, DC, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990
- South Carolina Business Council
EIN 270237355 · Headquarters: Washington, DC, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- South Carolina State University National Alumni Association
EIN 383649314 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2023 · Primary form: IRS Form 990-EZ
- South Sudan Women United
EIN 990437150 · Headquarters: Washington, DC, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Southeast Asia Media Project Inc
EIN 871806304 · Headquarters: WASHINGTON, DC, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southeast Asia Resource Action Center Searac
EIN 521161473 · Headquarters: WASHINGTON, DC, USA · International, Foreign Affairs & National Security · Latest available filing year: 2023 · Primary form: IRS Form 990
- Southeast Children's Fund Inc
EIN 521905720 · Headquarters: Washington, DC, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southeast Section of the American Association for Clinical Chemistry
EIN 570986180 · Headquarters: Washington, DC, US · Science & Technology · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Southeast Tarheels Youth Sports Association
EIN 474724431 · Headquarters: Washington, DC, US · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Southeast Welding Center Inc
EIN 473860162 · Headquarters: Washington, DC, USA · Employment · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southeastern Universities Research Association
EIN 262778710 · Headquarters: Washington, DC, US · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Southeastern Universities Research Association
EIN 471166372 · Headquarters: Washington, DC, US · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Southeastern Universities Research Association
EIN 541156453 · Headquarters: Washington, DC, USA · Science & Technology · Latest available filing year: 2023 · Primary form: IRS Form 990
- Southern Apprenticeship and Training Fd
EIN 521148366 · Headquarters: WASHINGTON, DC, USA · Employment · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ
- Southern Cameroon Spiritual and Relief Friendship Foundation Inc
EIN 883664796 · Headquarters: WASHINGTON, DC, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Southern Christian Leadership Global Policy Initit
EIN 853946492 · Headquarters: Washington, DC, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern Company - North America's Building Trades Unions Lmcc Trust
EIN 476757796 · Headquarters: WASHINGTON, DC, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990
- Southern Courier Association
EIN 263442855 · Headquarters: WASHINGTON, DC, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Southern Diplomats
EIN 922515080 · Headquarters: WASHINGTON, DC, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Southern Group of Foresters Inc
EIN 522131892 · Headquarters: WASHINGTON, DC, USA · Environment · Latest available filing year: 2023 · Primary form: IRS Form 990
- Southern Hills Tenant Association
EIN 061781143 · Headquarters: Washington, DC, USA · Housing & Shelter · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ
- Southern Sudan Fund Inc
EIN 452484736 · Headquarters: washington, DC, US · International, Foreign Affairs & National Security · Latest available filing year: 2012 · Primary form: IRS Form 990-N
- Southern Sudanese Voice for Freedom Inc
EIN 522286496 · Headquarters: Washington, DC, US · International, Foreign Affairs & National Security · Latest available filing year: 2010 · Primary form: IRS Form 990-N
- Southern Transitional Council Foundation
EIN 824715699 · Headquarters: Washington, DC, US · International, Foreign Affairs & National Security · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Southern Transitional Council Us Ltd
EIN 824732417 · Headquarters: Washington, DC, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2020 · Primary form: IRS Form 990
- Southern University Alumni Federation
EIN 582000065 · Headquarters: WASHINGTON, DC, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Southwest Business Improvement District
EIN 462590581 · Headquarters: WASHINGTON, DC, USA · Community Improvement & Capacity Building · Latest available filing year: 2023 · Primary form: IRS Form 990
- Southwest Comm-unity Forum
EIN 331216344 · Headquarters: WASHINGTON, DC, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Southwest Dc Community Center
EIN 843607488 · Headquarters: Washington, DC, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Southwest Dc Partnership
EIN 844634567 · Headquarters: WASHINGTON, DC, US · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Southwest Neighborhood Assembly Inc
EIN 526056296 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Southwest Renaissance Development Corporation
EIN 522066722 · Headquarters: WASHINGTON, DC, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990
- Southwest Social Scene
EIN 273513883 · Headquarters: Washington, DC, US · Recreation & Sports · Latest available filing year: 2012 · Primary form: IRS Form 990-N
- Southwest Texas Chapter - Aspa
EIN 873341331 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- Sowafrica
EIN 824212630 · Headquarters: Washington, DC, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Soyfoods Association of North America
EIN 521455643 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2018 · Primary form: IRS Form 990
- Spa Logic Beauty Institute
EIN 994412404 · Headquarters: Washington, DC, US · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Space Frontier Foundation Inc
EIN 133542980 · Headquarters: Washington, DC, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990
- Space Generation Advisory Council
EIN 450473253 · Headquarters: WASHINGTON, DC, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Spain-USA Foundation
EIN 522199703 · Headquarters: WASHINGTON, DC, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Spanish Education Development Center
EIN 237147887 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Spanish Education for Women
EIN 521518111 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Spanish Steps Preservation Project and Endowment Fund
EIN 270145678 · Headquarters: Northwest Washington, DC, US · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Sparc Inc
EIN 332545808 · Headquarters: WASHINGTON, DC, US · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Spark the Journey
EIN 521832497 · Headquarters: WASHINGTON, DC, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Spark the Wave
EIN 582682680 · Headquarters: Washington, DC, USA · Youth Development · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Sparrow Inc
EIN 830410192 · Headquarters: Washngton, DC, US · Human Services · Latest available filing year: 2007 · Primary form: IRS Form 990-N
- Spart a Inc
EIN 463921146 · Headquarters: Washington, DC, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990
- Speac Society for Protection of Every Animal and Child
EIN 521081316 · Headquarters: Washington, DC, US · Animal Related · Latest available filing year: 2009 · Primary form: IRS Form 990-N
- Speak
EIN 863514613 · Headquarters: WASHINGTON, DC, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Speakout
EIN 821207907 · Headquarters: WASHINGTON, DC, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990
- Special Agents Insurance Fund
EIN 526040367 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Special Event Sites Marketing Alliance Inc
EIN 300060385 · Headquarters: Washington, DC, US · Community Improvement & Capacity Building · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- Special Needs Plan Alliance
EIN 814850675 · Headquarters: WASHINGTON, DC, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990
- Special Olympics
EIN 520889518 · Headquarters: WASHINGTON, DC, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990
- Special Olympics District of Columbia Inc
EIN 520967608 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Special Olympics Endowment Fund Inc
EIN 521585896 · Headquarters: Washington, DC, US · Recreation & Sports · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- Special Olympics Entertainment Corporation
EIN 834376683 · Headquarters: WASHINGTON, DC, USA · Recreation & Sports · Latest available filing year: 2024 · Primary form: IRS Form 990
- Specialty Steel Industry Of North America
EIN 521040141 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Spectemur Agendo Inc
EIN 010751046 · Headquarters: WASHINGTON, DC, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Spectrum for the Future
EIN 933392174 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Speech First Inc
EIN 823599047 · Headquarters: Washington, DC, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2025 · Primary form: IRS Form 990
- Spend Smart America
EIN 455133752 · Headquarters: Washington, DC, US · Public & Societal Benefit · Latest available filing year: 2013 · Primary form: IRS Form 990-N