Largest Organizations, NTEE = A (NCCS Core 2010 Public Charities File )
| EIN | NTEE | Name | Total Assets |
| 530206027 |
A50 - Museums |
Smithsonian Institution Office of the Comptroller (DC) | 3,415,561,229 |
| 131624086 |
A51 - Art Museums |
Metropolitan Museum of Art (NY) | 2,972,734,449 |
| 237128119 |
A12 - Arts, Culture & Humanities: Fund Raising & Fund Distribution |
National Trust for Places of Historic Interest OR Natural Beaut (FO) | 1,792,195,000 |
| 540505888 |
A80 - Historical Organizations |
Colonial Williamsburg Foundation (VA) | 1,546,920,798 |
| 131624100 |
A51 - Art Museums |
Museum of Modern Art (NY) | 1,449,468,603 |
| 042103607 |
A51 - Art Museums |
Museum of Fine Arts (MA) | 1,109,956,349 |
| 136162659 |
A56 - Natural History & Natural Science Museums |
American Museum of Natural History (NY) | 1,080,940,030 |
| 741109655 |
A51 - Art Museums |
Museum of Fine Arts Houston (TX) | 947,105,674 |
| 536001666 |
A51 - Art Museums |
National Gallery of Art (MD) | 940,385,207 |
| 340714336 |
A51 - Art Museums |
Cleveland Museum of Art (OH) | 873,340,925 |
|
