Nonprofits in WASHINGTON, DC
11,644 tax-exempt organizations with a return on IRS file.
All nonprofits in WASHINGTON, A–Z (page 57 of 117)
- INTERNATIONAL FOUNDATION FOR ELECTORAL SYSTEMSEIN 52-1527835 · last filed 990 for 2025
- INTERNATIONAL FRANCHISE ASSOCIATION INCEIN 36-6108621 · last filed 990 for 2025
- INTERNATIONAL FRESH PRODUCE ASSOCIATIONEIN 87-3495767 · last filed 990 for 2025
- INTERNATIONAL FURNITURE RENTAL ASSOCIATION INCEIN 22-2133285 · last filed 990-EZ for 2025
- INTERNATIONAL GLUTAMATE TECHNICAL COMMITTEEEIN 87-2973829 · last filed 990 for 2024
- INTERNATIONAL HAJJI BABA SOCIETYEIN 23-7000991 · last filed 990-N for 2025
- INTERNATIONAL HOUSE OF PRAYER FOR ALL PEOPLEEIN 52-1721130 · last filed 990 for 2020
- INTERNATIONAL HOUSING ASSOCIATIONEIN 82-4671871 · last filed 990-N for 2025
- INTERNATIONAL HYDRALYZED PROTEIN COUNCILEIN 52-1091972 · last filed 990-EZ for 2024
- INTERNATIONAL INITIATIVE FOR IMPACT EVALUATION INCEIN 26-2681792 · last filed 990 for 2025
- INTERNATIONAL INSTITUTE FOR AFRICAN DEFENSE SECURITY & GOVERNANCEEIN 47-4179790 · last filed 990-N for 2025
- INTERNATIONAL INSTITUTE FOR FRAME STUDYEIN 52-1820082 · last filed 990-N for 2025
- INTERNATIONAL INSTITUTE FOR STRATEGIC STUDIES-U SEIN 52-2335215 · last filed 990 for 2025
- INTERNATIONAL INSTITUTE OF BUSINESS TECHNOLOGIES INCEIN 52-1807515 · last filed 990-N for 2025
- INTERNATIONAL INSTITUTE ON RACE EQUALITY AND HUMAN RIGHTSEIN 47-2348129 · last filed 990 for 2024
- INTERNATIONAL INTEGRITY SUPERVISION NETEIN 99-2085390 · last filed 990-N for 2025
- INTERNATIONAL INTELLECTUAL PROPERTY ALLIANCEEIN 86-2098367 · last filed 990 for 2025
- INTERNATIONAL ISRAEL ALLIES CAUCUS FOUNDATION INCEIN 26-0501656 · last filed 990 for 2024
- INTERNATIONAL JOURNAL OF GOVERNMENT AUDITING INCEIN 52-1176092 · last filed 990 for 2024
- INTERNATIONAL LABOR COMMUNICATIONS ASSOCEIN 53-0232074 · last filed 990-EZ for 2025
- INTERNATIONAL LABOR RIGHTS FORUMEIN 52-1497461 · last filed 990 for 2024
- INTERNATIONAL LACTATION CONSULTANT ASSOCIATIONEIN 54-1329096 · last filed 990 for 2024
- INTERNATIONAL LAW INSTITUTEEIN 52-1298657 · last filed 990 for 2024
- INTERNATIONAL LAW STUDENTS ASSOCIATIONEIN 52-1903945 · last filed 990 for 2025
- INTERNATIONAL LEADERSHIP FOUNDATIONEIN 94-3362322 · last filed 990 for 2024
- INTERNATIONAL LEAGUE AGAINST EPILEPSYEIN 52-1298610 · last filed 990 for 2024
- INTERNATIONAL LEGAL FINANCE ASSOCIATIONEIN 85-2827042 · last filed 990 for 2024
- INTERNATIONAL LIFELINE FUNDEIN 81-0629010 · last filed 990 for 2025
- INTERNATIONAL LIFE SCIENCES INSTITUTEEIN 52-1131788 · last filed 990 for 2024
- INTERNATIONAL LIQUID TERMINALS ASSOCIATIONEIN 52-1038765 · last filed 990 for 2025
- INTERNATIONAL MASONRY FOUNDATIONEIN 52-1826985 · last filed 990-N for 2025
- INTERNATIONAL MASONRY TRAINING AND EDUCATION FOUNDATIONEIN 27-1494284 · last filed 990 for 2025
- INTERNATIONAL MAYAN LEAGUE-USA INCEIN 03-0331316 · last filed 990 for 2025
- INTERNATIONAL MISSION FOR RELIEFEIN 99-0976820 · last filed 990-PF for 2025
- INTERNATIONAL MONETARY CONFERENCEEIN 23-7244320 · last filed 990 for 2025
- INTERNATIONAL MORAL COURTEIN 99-2003192 · last filed 990-N for 2025
- INTERNATIONAL MOTHERS ASSOCIATION INCEIN 92-3563608 · last filed 990-N for 2025
- INTERNATIONAL NEUROETHICS SOCIETYEIN 20-5230980 · last filed 990 for 2024
- INTERNATIONAL NUCLEAR LAW ASSOCIATION- UNITED STATES CHAPTEREIN 83-2998798 · last filed 990-EZ for 2023
- INTERNATIONAL NURSES FOR AFRICAEIN 81-3641415 · last filed 990-N for 2024
- INTERNATIONAL ORDER OF ST HUBERTUS USA CHAPTER INCEIN 46-4463562 · last filed 990 for 2024
- INTERNATIONAL ORGANIZATION DEVELOPMENT ASSOCIATIONEIN 52-1502374 · last filed 990-N for 2023
- INTERNATIONAL PENSION FOUNDATIONEIN 52-2287615 · last filed 990-N for 2025
- INTERNATIONAL PLANNED PARENTHOOD FEDERATION - WORLDWIDE INCEIN 20-4365831 · last filed 990 for 2025
- INTERNATIONAL PREMIUM CIGAR AND PIPE OF AMERICA INCEIN 13-5342320 · last filed 990 for 2025
- INTERNATIONAL PROFESSIONAL PARTNERSHIPS FOR SIERRA LEONE INCEIN 90-0520243 · last filed 990-N for 2025
- INTERNATIONAL QEERROO OR YOUTH SUPPORT GROUP INCEIN 47-2596157 · last filed 990-N for 2025
- INTERNATIONAL REPUBLICAN INSTITUTEEIN 52-1340267 · last filed 990 for 2025
- INTERNATIONAL RESEARCH AND EXCHANGES BOARD INCEIN 22-3087809 · last filed 990 for 2025
- INTERNATIONAL RIGHTS ADVOCATES INCEIN 20-8902110 · last filed 990 for 2025
- INTERNATIONAL SCHOOL OF BELGRADEEIN 23-7197814 · last filed 990 for 2025
- INTERNATIONAL SEA GLASS ASSOCIATION INCEIN 20-5383052 · last filed 990-EZ for 2024
- INTERNATIONAL SECURITY FOUNDATIONEIN 80-0719130 · last filed 990 for 2024
- INTERNATIONAL SERVICE ANIMALSEIN 84-4517546 · last filed 990-N for 2025
- INTERNATIONAL SIKH ORGANIZATION INCEIN 52-1463527 · last filed 990-N for 2013
- INTERNATIONAL SOCIETY FOR ADVANCEMENT OF CYTOMETRYEIN 85-0319221 · last filed 990 for 2024
- INTERNATIONAL SOCIETY FOR MICROBIAL ELECTROCHEMICAL TECHNOLOGIESEIN 45-3626697 · last filed 990-N for 2025
- INTERNATIONAL SOCIETY FOR PHARMACOEPIDEMIOLOGYEIN 41-1688677 · last filed 990 for 2025
- INTERNATIONAL SOCIETY FOR RESEARCH ON EMOTIONS INCEIN 65-1173858 · last filed 990-N for 2024
- INTERNATIONAL SOCIETY FOR THE STUDY OF FATTY ACIDS AND LIPIDSEIN 87-3756804 · last filed 990 for 2025
- INTERNATIONAL SOCIETY FOR THE STUDY OF XENOBIOTICSEIN 22-2432063 · last filed 990 for 2024
- INTERNATIONAL SOCIETY OF HYMENOPTERISTSEIN 52-1730809 · last filed 990-N for 2025
- INTERNATIONAL SOCIETY OF NUTRIGENOMICS & NUTRIGENOMICSEIN 87-3291745 · last filed 990-PF for 2025
- INTERNATIONAL SOCIETY OF REGULATORY TOXICOLOGY AND PHARMACOLOGYEIN 52-1339083 · last filed 990-N for 2025
- INTERNATIONAL SOCITY OF CATASTROPHEMANAGERSEIN 20-4536140 · last filed 990-EZ for 2025
- INTERNATIONAL SPINAL ENDOSCOPY RESEARCH FOUNDATION INCEIN 99-4120198 · last filed 990-N for 2024
- INTERNATIONAL SPY MUSEUMEIN 46-1479450 · last filed 990 for 2024
- INTERNATIONAL STUDENT CONFERENCES INCEIN 52-1155779 · last filed 990 for 2025
- INTERNATIONAL STUDENT HOUSE INCEIN 53-6009405 · last filed 990 for 2025
- INTERNATIONAL SUGAR TRADE COALITIONEIN 13-4350558 · last filed 990-N for 2025
- INTERNATIONAL TAX & INVESTMENT CENTEREIN 52-1852434 · last filed 990 for 2024
- INTERNATIONAL TECHNICAL CARAMEL ASSOCIATION INCEIN 52-1072092 · last filed 990-EZ for 2024
- INTERNATIONAL TELECOMMUNICATIONS SOCIETYEIN 51-0311377 · last filed 990-EZ for 2025
- INTERNATIONAL TELECOMPUTING CONSORTIUM INCEIN 52-1659637 · last filed 990-N for 2025
- INTERNATIONAL TRADE COMMISSION TRIAL LAWYERS ASSOCIATIONEIN 52-1411407 · last filed 990-EZ for 2024
- INTERNATIONAL TRADE UNION CONFEDERATION LTDEIN 27-1269519 · last filed 990 for 2024
- INTERNATIONAL UNION OF BRICKLAYERS AND ALLIED CRAFTWORKERSEIN 53-0038250 · last filed 990 for 2025
- INTERNATIONAL UNION OF OPERATING ENGINEERSEIN 53-0088590 · last filed 990 for 2024
- INTERNATIONAL UNION OF OPERATING ENGINEERS AND PIPE LINEEIN 51-6514128 · last filed 990 for 2025
- INTERNATIONAL UNION OF OPERATING ENGINEERS NATIONAL TRAINING FUNDEIN 52-1889259 · last filed 990 for 2025
- INTERNATIONAL VALVE SPRING WIRE MANUFACTURERS ASSOCIATIONEIN 52-1483835 · last filed 990-EZ for 2025
- INTERNATIONAL WOMENS DEMOCRACY CENTEREIN 52-1867900 · last filed 990 for 2024
- INTERNATIONAL WOMENS FORUMEIN 84-0919612 · last filed 990 for 2025
- INTERNATIONAL WOMENS MEDIA FOUNDATIONEIN 52-1648942 · last filed 990 for 2024
- INTERNATIONAL XENOPUS BOARD INCEIN 47-3414336 · last filed 990-N for 2025
- INTERNATIONAL YOUTH PEACE FORUM INCEIN 84-2186194 · last filed 990-N for 2024
- INTERNET EDUCATION FOUNDATIONEIN 31-1577362 · last filed 990 for 2024
- INTERNET KEEP SAFE COALITIONEIN 87-0652102 · last filed 990 for 2024
- INTERNET PLAYERSEIN 30-0598639 · last filed 990-N for 2025
- INTERNET WORKSEIN 99-1105024 · last filed 990 for 2025
- INTER-PARLIAMENTARY ALLIANCE ON CHINAEIN 39-3910746 · last filed 990-N for 2025
- INTERPREPEDIA INCEIN 36-5078712 · last filed 990-N for 2025
- INTERPROFESSIONAL EDUCATION COLLABORATIVE INCEIN 46-2894031 · last filed 990-EZ for 2025
- INTER SOCIETY COLOR COUNCILEIN 14-6021344 · last filed 990-EZ for 2025
- INTERSTATE NATURAL GAS ASSOCIATION OF AMERICAEIN 73-0529079 · last filed 990 for 2024
- INTER TRIBAL CENTER SOCIAL CHANGEEIN 41-2156859 · last filed 990-N for 2025
- INTER UNION FOR CONSERVATION OF NATURE & NATURAL RESOURCES UTD STEIN 52-1443147 · last filed 990 for 2025
- IN THE STREETSEIN 85-2849176 · last filed 990 for 2025
- INTOWN PLAYGROUP INCEIN 52-1196194 · last filed 990 for 2024
- IN TRUTH AND SERVICEEIN 82-3308224 · last filed 990-N for 2025