| Alaska Conservation FoundationEIN 92-0061466 | Environment | AK | $2,771,502Small | 85.53 |
| Albuquerque Museum FoundationEIN 85-0201054 | Arts, Culture, Humanities | NM | $1,438,046Small | 84.20 |
| Alexander Graham Bell Association for the Deaf and Hard of HearingEIN 53-0196644 | Health | DC | $3,417,603Small | 81.88 |
| Alfalit InternationalEIN 59-1595459 | International | FL | $4,142,770Mid-sized | 88.31 |
| ALIGN: The Alliance for a Greater New YorkEIN 20-0559291 | Human and Civil Rights | NY | $1,262,790Small | 87.00 |
| ALIVE!EIN 54-0914017 | Human Services | VA | $2,030,353Small | 87.32 |
| All About Developmental DisabilitiesEIN 58-0641496 | Human Services | GA | $4,265,976Mid-sized | 86.76 |
| All God's Children InternationalEIN 93-1052909 | International | WA | $4,419,370Mid-sized | 89.39 |
| All Hands RaisedEIN 93-1149789 | Education | OR | $5,602,278Mid-sized | 84.37 |
| All Stars ProjectEIN 13-3148295 | Human Services | NY | $9,902,638Mid-sized | 82.85 |
| Allegan County United WayEIN 38-6063214 | Community Development | MI | $714,900Small | 88.57 |
| Allentown Art MuseumEIN 23-1548101 | Arts, Culture, Humanities | PA | $3,166,454Small | 88.59 |
| Allentown Symphony AssociationEIN 23-6272140 | Arts, Culture, Humanities | PA | $3,619,870Mid-sized | 88.95 |
| Allergy & Asthma NetworkEIN 54-1357586 | Health | VA | $2,237,716Small | 80.23 |
| Alliance Defending FreedomEIN 54-1660459 | Human and Civil Rights | AZ | $50,304,647Large | 86.60 |
| Alliance for Aging ResearchEIN 54-1379174 | Research and Public Policy | DC | $1,867,638Small | 89.69 |
| Alliance for California Traditional ArtsEIN 02-0541202 | Arts, Culture, Humanities | CA | $1,693,600Small | 89.00 |
| Alliance for Children EverywhereEIN 91-1704751 | International | WA | $1,436,596Small | 83.95 |
| Alliance for EducationEIN 91-1508191 | Education | WA | $4,429,976Mid-sized | 86.99 |
| Alliance Medical MinistryEIN 56-2168673 | Health | NC | $1,703,931Small | 80.15 |
| Alliance of Confessing EvangelicalsEIN 23-1352120 | Religion | PA | $1,473,450Small | 86.43 |
| Allied Arts FoundationEIN 73-0804291 | Arts, Culture, Humanities | OK | $3,520,807Mid-sized | 84.42 |
| Aloha Council Boy Scouts of AmericaEIN 99-0073482 | Human Services | HI | $2,937,975Small | 86.01 |
| Aloha United WayEIN 99-0073494 | Community Development | HI | $13,846,084Large | 88.25 |
| Alpha House of TampaEIN 59-2655523 | Human Services | FL | $1,442,566Small | 89.72 |
| ALS Association Minnesota/North Dakota/South Dakota ChapterEIN 41-1756085 | Health | MN | $3,987,728Mid-sized | 88.65 |
| AlternativesEIN 36-2720602 | Human Services | IL | $3,464,767Small | 83.96 |
| Alternatives in ActionEIN 94-3210413 | Education | CA | $4,028,999Mid-sized | 87.25 |
| Alternatives Incorporated of Madison CountyEIN 31-0986769 | Human Services | IN | $1,386,664Small | 86.35 |
| Alternatives Pregnancy CenterEIN 74-2218129 | Health | CO | $1,505,461Small | 85.35 |
| Alumni Association of Kansas State UniversityEIN 48-0495058 | Education | KS | $4,225,425Mid-sized | 83.30 |
| Alvin Ailey Dance FoundationEIN 13-2584273 | Arts, Culture, Humanities | NY | $40,518,013Large | 89.43 |
| Alzheimer's AssociationEIN 13-3039601 | Health | IL | $359,577,467Large | 88.70 |
| Alzheimer's Disease Association of Kern County Inc.EIN 77-0017561 | Human Services | CA | $899,578Small | 84.25 |
| Alzheimer's Research & Prevention FoundationEIN 86-0735832 | Health | AZ | $633,055Small | 80.50 |
| Amazement SquareEIN 54-1713204 | Arts, Culture, Humanities | VA | $1,533,961Small | 88.61 |
| Amazing PlaceEIN 76-0604478 | Human Services | TX | $2,525,731Small | 81.13 |
| Amazon WatchEIN 95-4604782 | Environment | CA | $1,686,512Small | 82.49 |
| Ambassadors for Christ International Ltd.EIN 58-2655669 | Religion | GA | $2,009,280Small | 82.04 |
| America's Car MuseumEIN 91-1867848 | Arts, Culture, Humanities | WA | $4,221,742Mid-sized | 84.28 |
| America's KeswickEIN 21-0715335 | Religion | NJ | $4,262,848Mid-sized | 87.62 |
| America's Promise AllianceEIN 54-1848713 | Human Services | DC | $11,854,378Mid-sized | 84.10 |
| America's Second Harvest of the Big BendEIN 59-2610345 | Human Services | FL | $12,057,541Mid-sized | 89.98 |
| America-Israel Cultural FoundationEIN 13-1664048 | Arts, Culture, Humanities | NY | $2,866,285Small | 86.34 |
| America-Israel Friendship LeagueEIN 23-7252135 | International | NY | $1,311,570Small | 82.23 |
| American Academy in BerlinEIN 52-1726273 | International | NY | $6,566,241Mid-sized | 84.15 |
| American Academy in RomeEIN 13-1623881 | International | NY | $12,511,030Mid-sized | 85.62 |
| American Academy of Family Physicians FoundationEIN 44-6013671 | Health | KS | $4,372,723Mid-sized | 80.40 |
| American Anti-Vivisection SocietyEIN 23-0341990 | Animals | PA | $2,044,004Small | 87.61 |
| American Association for the Advancement of ScienceEIN 53-0196568 | Research and Public Policy | DC | $107,624,973Large | 87.49 |
| American Association of Kidney PatientsEIN 11-2306416 | Health | FL | $1,102,458Small | 85.46 |
| American Association of People with DisabilitiesEIN 52-1930174 | Human and Civil Rights | DC | $1,360,471Small | 81.67 |
| American Ballet TheatreEIN 13-1882106 | Arts, Culture, Humanities | NY | $45,050,346Large | 87.98 |
| American Bar Association Fund for Justice and EducationEIN 36-6110299 | Human and Civil Rights | IL | $74,100,402Large | 82.08 |
| American Brain Tumor AssociationEIN 23-7286648 | Health | IL | $5,638,221Mid-sized | 89.86 |
| American Cancer SocietyEIN 13-1788491 | Health | GA | $879,276,674Large | 80.02 |
| American Civil Liberties Union Foundation of Northern CaliforniaEIN 94-0279770 | Human and Civil Rights | CA | $11,104,423Mid-sized | 87.28 |
| American Civil Liberties Union of Montana FoundationEIN 81-0445339 | Human and Civil Rights | MT | $789,427Small | 86.76 |
| American Civil Liberties Union of New Jersey FoundationEIN 22-2010593 | Human and Civil Rights | NJ | $1,839,463Small | 80.13 |
| American Civil Liberties Union of Ohio FoundationEIN 23-7137105 | Human and Civil Rights | OH | $1,661,948Small | 86.59 |