BEST LIBRARIES IN U.S.A-2010
| Library | Location | Volumes of Books |
| Library of Congress | Washington D.C | 33,515,702 |
| Boston Public Library | Boston | 24,079,520 |
| New York Public Library | New York | 16,640,294 |
| Harvard University Library | Massachusetts | 16,557,002 |
| University of Illinois Library | Illinois | 12,780,067 |
| Yale University Library | Connecticut | 12,564,157 |
| University of California Library - Berkeley | California | 11,026,554 |
| Columbia University Library | New York | 10,449,223 |
| University of Texas Library - Austin | Texas | 9,853,414 |
| University of Michigan Library | Michigan | 9,575,256 |
