Groups starting with U
Central organizations whose name in the IRS file starts with U, with chapters on file and Form 15644 windows.
IRS EO BMF, posted Oct 13, 2026
86 groups. Sorted by name.
- The United States Pony Clubs Inc
- U S Psychotronics Association Inc
- Uempoweru Inc
- Ukrainian American Veterans
- Ukrainian National Association Inc
- Ukrainian National Womens League of America Inc
- Umass Memorial Health Care Inc
- Umh Ny Corp
- Umkc Alumni Association
- Unac-Union of Health Care Professionals
- Unc-CH Sport Clubs Council
- Unico National Incorporated
- Union Mutualista de San Jose
- Union of California State Workers
- UNITE Here
- United Ancient Order of Druids
- United Association of Journeymen & Apprentices of the Plumbing & Pipe
- United Brotherhood of Carpenters & Joiners of America
- United Daughters of the Confederacy
- United Daughters of the Confederacy
- United Electrical Radio & Machine Workers of America
- United Federation of Doll Clubs Inc
- United Food and Commercial Workers International Union
- United Grand Imperial Coun Knights of Red Cross of Constantine
- United Independent Union
- United Jewish Appeal Federation of Jewish Philanthropies of Ny Inc
- United Mine Workers of America- International
- United Mitochondrial Disease Foundation Inc
- United Nurses and Allied Professionals
- United Order of Tents of J R Giddings and Jollifee Union
- United Ostomy Associations of America Inc
- United Postmasters and Managers of America
- United Service Organizations Inc
- United Service Workers Union
- United Spinal Association Inc
- United Square Dancer of America
- United Square Dancers of America
- United States Bowling Congress Inc
- United States Coast Guard Chief Petty Officers Association
- United States Fencing Association
- United States Junior Chamber of Commerce
- United States Lighthouse Society Inc
- United States Masters Swimming Inc
- United States Pilots Association
- United States Power Squadrons
- United States Tennis Association Inc
- United Steelworkers
- United Textile Workers of America 1080A Paterson NJ
- United Union of Roofers Waterproofers & Allied Workers
- United Veterans Services
- United Way of Greater Cleveland Fund
- United Way of Greater Philadelphia and Southern New Jersey
- United Way of Greater Rochester and the Finger Lakes Inc
- United Way of Metropolitan Chicago Inc
- United Way of the Greater Lehigh Valley
- United Way of Westchester and Putnam Inc
- Universal Craftsmen Council of Engineers Inc
- Universal Peace Federation USA Inc
- University Hospitals Health System Inc
- University of Florida
- University of Florida Alumni Association Inc
- University of Maine System Inc
- University of Maryland Alumni Association Inc
- University of Maryland Eastern Shore National Alumni Association
- University of Massachusetts
- University of North Texas Alumni Association Inc
- University of Notre Dame du Lac
- University of Wyoming
- University System of New Hampshire
- Upmc
- Upper Arlington High School Parent Teacher Organization
- Upward Unlimited
- Urban League of Rochester Economic Development Corporation
- US Lacrosse Inc
- US Oil & Gas Association
- US-China Peoples Friendship Association National
- US-China Service Center
- USA Artistic Swimming
- USA Boxing Inc
- USA Diving Inc
- USA Hockey Inc
- USA Swimming Inc
- USA Track & Field Inc
- Utah Education Association
- Utility Workers Union of America
- Uttermost Missions