Charities by cause

Causes follow the IRS's National Taxonomy of Exempt Entities (NTEE) code for each organization. Where the IRS has no code, the filing's own answers (operates a hospital or a school) or an unambiguous name ("food bank", "museum") decide; the rest are unclassified.

• Health care5,634 charities
• Education5,499 charities
• Human services3,614 charities
• Unclassified2,433 charities
• Philanthropy, voluntarism & grantmaking1,001 charities
• Housing & shelter933 charities
• Arts, culture & humanities876 charities
• Mental health & crisis intervention864 charities
• Community improvement & capacity building479 charities
• International, foreign affairs & national security469 charities
• Employment409 charities
• Environment371 charities
• Food, agriculture & nutrition349 charities
• Diseases, disorders & medical disciplines314 charities
• Religion-related290 charities
• Crime & legal-related274 charities
• Animal-related245 charities
• Recreation & sports237 charities
• Youth development212 charities
• Science & technology192 charities
• Public & societal benefit185 charities
• Medical research169 charities
• Civil rights, social action & advocacy132 charities
• Public safety, disaster preparedness & relief67 charities
• Social science54 charities
• Mutual & membership benefit41 charities