Nonprofits in Washington, District of Columbia
Nonprofits in Washington, District of Columbia. Browse 18,177 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
- Womens Freedom Network
EIN 521832742 · Headquarters: Washington, DC, US · Civil Rights, Social Action & Advocacy · Latest available filing year: 2008 · Primary form: IRS Form 990-N
- Womens Heart Alliance
EIN 810804952 · Headquarters: Washington, DC, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2017 · Primary form: IRS Form 990-N
- Womens High Tech Coalition
EIN 522296554 · Headquarters: WASHINGTON, DC, USA · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Womens Intergenerational Network
EIN 333675365 · Headquarters: Washington, DC, US · Public & Societal Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Womens Liberation Front
EIN 813249020 · Headquarters: WASHINGTON, DC, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990
- Womens Missionary Society Foundation of the Ame Church Inc
EIN 161780519 · Headquarters: Washington, DC, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Womens Rights & Refugee Support Center
EIN 934033229 · Headquarters: Washington, DC, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Womens Suffrage National Monument Found
EIN 832689131 · Headquarters: Washington, DC, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Womens Transportation Seminar of Central Illinois
EIN 342006840 · Headquarters: Washington, DC, US · Community Improvement & Capacity Building · Latest available filing year: 2009 · Primary form: IRS Form 990-N
- Womens White Collar Defense Association
EIN 320538094 · Headquarters: WASHINGTON, DC, USA · Mutual & Membership Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990
- Womens Wing Organization
EIN 521964180 · Headquarters: Washington, DC, US · Human Services · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- Womxn of Revolt
EIN 863780544 · Headquarters: Washington, DC, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Wondercooks
EIN 814376269 · Headquarters: Washington, DC, US · Youth Development · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Wood Preservative Science Council Inc
EIN 030522298 · Headquarters: WASHINGTON, DC, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- Wood Products Council
EIN 680643679 · Headquarters: WASHINGTON, DC, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990
- Wood Supply Research Institute Inc
EIN 900578557 · Headquarters: Washington, DC, USA · Community Improvement & Capacity Building · Latest available filing year: 2018 · Primary form: IRS Form 990-EZ
- Woodland Foundation
EIN 461617321 · Headquarters: WASHINGTON, DC, USA · Health Care · Latest available filing year: 2025 · Primary form: IRS Form 990-PF
- Woodland Normanstone Neighborhood Association
EIN 521618613 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Woodland Normanstone Services Association
EIN 522017546 · Headquarters: WASHINGTON, DC, US · Environment · Latest available filing year: 2014 · Primary form: IRS Form 990-N
- Woodland Tigers Youth Sports and Educational Program
EIN 371581109 · Headquarters: WASHINGTON, DC, USA · Recreation & Sports · Latest available filing year: 2025 · Primary form: IRS Form 990
- Woodlawn Cemetery Perpetual Care Association Inc
EIN 521111917 · Headquarters: WASHINGTON, DC, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Woodley Ensemble
EIN 521722625 · Headquarters: Washington, DC, US · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- Woodley House Inc
EIN 530245460 · Headquarters: WASHINGTON, DC, USA · Mental Health & Crisis Intervention · Latest available filing year: 2025 · Primary form: IRS Form 990
- Woodley Housing Corporation
EIN 521158363 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990
- Woodley Park Community Association
EIN 521462502 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Woodner Tenants Union
EIN 394430301 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- Woodridge Post 9755 Veterans of Foreign Wars2
EIN 464685259 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Woodrow Wilson International Center for Scholars
EIN 521067541 · Headquarters: Washington, DC, United States · Social Science · Latest available filing year: 2023 · Primary form: IRS Form 990
- Woodrow Wilson Sr High School Crew Booster Club
EIN 522323847 · Headquarters: WASHINGTON, DC, USA · Education · Latest available filing year: 2011 · Primary form: IRS Form 990
- Woodson Center
EIN 521217891 · Headquarters: WASHINGTON, DC, USA · Community Improvement & Capacity Building · Latest available filing year: 2024 · Primary form: IRS Form 990
- Woodward Walsh Foundation
EIN 521907452 · Headquarters: WASHINGTON, DC, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- Woolly Mammoth Theatre Company Inc
EIN 521242900 · Headquarters: Washington, DC, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Word Center Inc
EIN 472241197 · Headquarters: Washington, DC, US · Religion Related · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Word Evangelist Ministry Inc
EIN 522084993 · Headquarters: Washington, DC, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Word for Word Tv Ministries International Inc
EIN 320195993 · Headquarters: Washington, DC, US · Religion Related · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- Word Works Inc
EIN 521042022 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Words Beats and Life Inc
EIN 270062812 · Headquarters: Washington, DC, USA · Arts, Culture & Humanities · Latest available filing year: 2024 · Primary form: IRS Form 990
- Workcred Inc
EIN 471467778 · Headquarters: WASHINGTON, DC, USA · Public & Societal Benefit · Latest available filing year: 2024 · Primary form: IRS Form 990
- Worker Rights Consortium Inc
EIN 061596009 · Headquarters: WASHINGTON, DC, USA · Civil Rights, Social Action & Advocacy · Latest available filing year: 2024 · Primary form: IRS Form 990
- Workers of Saint Joseph Inc
EIN 300431819 · Headquarters: Washington, DC, US · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2020 · Primary form: IRS Form 990-N
- Workforce Enterprises
EIN 991179377 · Headquarters: Washington, DC, US · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Workgroup for Electronic Data Interchange
EIN 364026135 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Working America
EIN 200263611 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Working America Action
EIN 990949812 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- Working America Education Fund
EIN 202035052 · Headquarters: WASHINGTON, DC, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990
- Working America Education Fund Title Holding Company
EIN 882432964 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2021 · Primary form: IRS Form 990-N
- Workplace Dignity Center
EIN 394697466 · Headquarters: Washington, DC, US · Employment · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- Workplace Fairness Inc
EIN 943200324 · Headquarters: Washington, DC, USA · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- World Affairs Council of Washington Dc
EIN 521192057 · Headquarters: WASHINGTON, DC, USA · International, Foreign Affairs & National Security · Latest available filing year: 2017 · Primary form: IRS Form 990
- World Affairs Councils of America
EIN 521514424 · Headquarters: WASHINGTON, DC, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990
- World Affairs Institute
EIN 271585143 · Headquarters: WASHINGTON, DC, USA · International, Foreign Affairs & National Security · Latest available filing year: 2016 · Primary form: IRS Form 990
- World Agroecology Alliance
EIN 853765750 · Headquarters: WASHINGTON, DC, US · Food, Agriculture & Nutrition · Latest available filing year: 2022 · Primary form: IRS Form 990-N
- World Anthropological Union
EIN 331257245 · Headquarters: Washington, DC, USA · Social Science · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- World Antimonopoly Organization
EIN 843739800 · Headquarters: WASHINGTON, DC, US · International, Foreign Affairs & National Security · Latest available filing year: 2019 · Primary form: IRS Form 990-N
- World Assembly For Ethics
EIN 395165530 · Headquarters: Washington, DC, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- World Association of Copepodologists
EIN 541827124 · Headquarters: Washington, DC, US · Science & Technology · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- World Bank Community Connections Fund
EIN 421559999 · Headquarters: WASHINGTON, DC, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990
- World Bank Family Network Book Project
EIN 521708320 · Headquarters: Washington, DC, US · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- World Bank Group Staff Association
EIN 521336927 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- World Central Kitchen
EIN 273521132 · Headquarters: WASHINGTON, DC, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990
- World Christian Integrity General Church
EIN 991887091 · Headquarters: Washington, DC, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- World Citizenship Foundation
EIN 453928297 · Headquarters: Washington, DC, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- World Coatings Council Inc
EIN 522389486 · Headquarters: Washington, DC, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990
- World Cocoa Foundation Inc
EIN 541715875 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990-PF
- World Council of Credit Unions Inc
EIN 391143339 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- World Credit Organization
EIN 991966187 · Headquarters: Washington, DC, US · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- World Deaf Architecture
EIN 812463284 · Headquarters: washington, DC, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- World Education Research Association
EIN 271239140 · Headquarters: WASHINGTON, DC, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- World Faiths Development Dialogue International Inc
EIN 432084191 · Headquarters: WASHINGTON, DC, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- World Fed of Direct Selling Assn
EIN 521160707 · Headquarters: WASHINGTON, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- World Federalist Association
EIN 526081813 · Headquarters: WASHINGTON, DC, USA · International, Foreign Affairs & National Security · Latest available filing year: 2022 · Primary form: IRS Form 990
- World Federalist Association Endowment Fund Trust
EIN 202478076 · Headquarters: WASHINGTON, DC, USA · Philanthropy, Voluntarism & Grantmaking Foundations · Latest available filing year: 2024 · Primary form: IRS Form 990
- World Federalist Movementinst for Global Policy Ltd
EIN 133823538 · Headquarters: Washington, DC, USA · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990
- World Food Program USA
EIN 133843435 · Headquarters: Washington, DC, USA · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- World Forest ID Association
EIN 862654210 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- World Forum on Peace and Security
EIN 301429149 · Headquarters: Washington, DC, US · International, Foreign Affairs & National Security · Latest available filing year: 2024 · Primary form: IRS Form 990-N
- World Foundation for Environment
EIN 521760819 · Headquarters: Washington, DC, US · Environment · Latest available filing year: 2011 · Primary form: IRS Form 990-N
- World Health Specialists
EIN 522307196 · Headquarters: Washington, DC, US · Health Care · Latest available filing year: 2010 · Primary form: IRS Form 990-N
- World Hongik Peace Foundation
EIN 824242671 · Headquarters: WASHINGTON, DC, USA · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- World Hunger Education Service
EIN 521063433 · Headquarters: Washington, DC, US · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- World Institute for Action Learning Inc
EIN 020793616 · Headquarters: Washington, DC, USA · Education · Latest available filing year: 2024 · Primary form: IRS Form 990-EZ
- World Institute for Action Learning USA
EIN 453770333 · Headquarters: WASHINGTON, DC, USA · Education · Latest available filing year: 2016 · Primary form: IRS Form 990-EZ
- World Institute for Development and Peace Inc
EIN 521973266 · Headquarters: Washington, DC, US · International, Foreign Affairs & National Security · Latest available filing year: 2007 · Primary form: IRS Form 990-N
- World Institute for Leadership and Management in Africa
EIN 522184309 · Headquarters: Washington, DC, USA · International, Foreign Affairs & National Security · Latest available filing year: 2022 · Primary form: IRS Form 990-PF
- World Institute for Science, Religion and Culture
EIN 813500340 · Headquarters: Washington, DC, US · Human Services · Latest available filing year: 2024 · Primary form: IRS Form 990
- World Insurance Promotion Assn
EIN 814522533 · Headquarters: Washington, DC, USA · Unknown & Unclassified · Latest available filing year: 2024 · Primary form: IRS Form 990
- World Integrity Organization
EIN 991944545 · Headquarters: Washington, DC, US · International, Foreign Affairs & National Security · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- World Justice Project
EIN 270359097 · Headquarters: WASHINGTON, DC, USA · Crime & Legal Related · Latest available filing year: 2024 · Primary form: IRS Form 990
- World Kachin Congress Incorporated
EIN 870978652 · Headquarters: Washington, DC, US · Mutual & Membership Benefit · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- World Kids Inc
EIN 522269376 · Headquarters: Washington, DC, US · Education · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- World Law Group Ltd
EIN 522150285 · Headquarters: WASHINGTON, DC, USA · Community Improvement & Capacity Building · Latest available filing year: 2025 · Primary form: IRS Form 990
- World Missions Inner City Extension Center Inc
EIN 521930484 · Headquarters: Washington, DC, US · Religion Related · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- World of Work Institute Inc
EIN 262005541 · Headquarters: Washington, DC, US · Crime & Legal Related · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- World Organization for Human Rights USA
EIN 311517401 · Headquarters: Washington, DC, USA · International, Foreign Affairs & National Security · Latest available filing year: 2010 · Primary form: IRS Form 990
- World Organization for Medical Aid
EIN 421632433 · Headquarters: Washington, DC, US · Diseases, Disorders & Medical Disciplines · Latest available filing year: 2023 · Primary form: IRS Form 990-N
- World Organization of Rising Leading Diplomats Inc
EIN 812919223 · Headquarters: Washington, DC, USA · Youth Development · Latest available filing year: 2025 · Primary form: IRS Form 990-EZ
- World Outreach
EIN 464392339 · Headquarters: Washington, DC, US · Human Services · Latest available filing year: 2025 · Primary form: IRS Form 990-N
- World Parity Institute Inc
EIN 473361387 · Headquarters: Washington, DC, US · Human Services · Latest available filing year: 2016 · Primary form: IRS Form 990-N
- World Patients Alliance
EIN 843050184 · Headquarters: WASHINGTON, DC, USA · Health Care · Latest available filing year: 2024 · Primary form: IRS Form 990
- World Research and Peace Science Center Inc
EIN 231607173 · Headquarters: WASHINGTON, DC, US · International, Foreign Affairs & National Security · Latest available filing year: 2018 · Primary form: IRS Form 990-N