| 100 Club of ArizonaEIN 23-7172077 | Human Services | AZ | $1,389,812Small | 88.11 |
| 1000 Friends of FloridaEIN 59-2761163 | Environment | FL | $531,451Small | 88.13 |
| 1000 Friends of OregonEIN 93-0642086 | Environment | OR | $917,313Small | 91.94 |
| 24 FoundationEIN 20-3768277 | Health | NC | $1,736,441Small | 78.20 |
| 9to5 National Association of Working WomenEIN 34-1246311 | Human and Civil Rights | WI | $1,968,895Small | 92.18 |
| A Better LAEIN 20-2274095 | Human Services | CA | $703,079Small | 61.01 |
| A Chance In LifeEIN 13-1835632 | Human Services | NY | $1,499,205Small | 90.77 |
| A Chance to Change FoundationEIN 73-1116884 | Health | OK | $1,714,992Small | 88.72 |
| A Child's PlaceEIN 58-1911741 | Education | NC | $1,398,461Small | 89.39 |
| A Kid AgainEIN 31-1440073 | Health | OH | $2,218,926Small | 94.80 |
| A Kids' Brain Tumor CureEIN 26-0295572 | Health | MA | $432,034Small | 90.71 |
| A Noise WithinEIN 95-4443878 | Arts, Culture, Humanities | CA | $3,138,360Small | 94.06 |
| A.J. Muste Memorial InstituteEIN 23-7379088 | Human and Civil Rights | NY | $1,837,476Small | 91.07 |
| AACA MuseumEIN 25-1716419 | Arts, Culture, Humanities | PA | $1,810,791Small | 89.60 |
| Abby's HouseEIN 04-2648411 | Human Services | MA | $1,545,121Small | 93.24 |
| ABC² (Accelerate Brain Cancer Cure)EIN 52-2320756 | Health | DC | $2,236,166Small | 79.97 |
| Abraham HouseEIN 13-3721924 | Human Services | NY | $998,412Small | 80.76 |
| Abraham Lincoln Presidential Library FoundationEIN 36-4385644 | Arts, Culture, Humanities | IL | $2,790,813Small | 74.05 |
| Abused Deaf Women's Advocacy ServicesEIN 91-1339173 | Human Services | WA | $1,464,215Small | 88.57 |
| Academy Art MuseumEIN 52-6051766 | Arts, Culture, Humanities | MD | $1,708,926Small | 79.90 |
| Academy of AchievementEIN 75-6042129 | Education | DC | $2,047,357Small | 83.43 |
| Academy of American PoetsEIN 13-1879953 | Arts, Culture, Humanities | NY | $1,830,939Small | 84.97 |
| Academy of Fine ArtsEIN 23-7061145 | Arts, Culture, Humanities | VA | $1,727,617Small | 79.58 |
| Academy of Nutrition and Dietetics FoundationEIN 36-6150906 | Health | IL | $3,393,217Small | 90.16 |
| Acadia CenterEIN 01-0518193 | Environment | ME | $1,874,758Small | 94.88 |
| Accelerated Cure Project for Multiple Sclerosis EIN 04-3555864 | Health | MA | $1,275,657Small | 79.03 |
| ACCESSEIN 34-1395246 | Human Services | OH | $1,295,114Small | 89.54 |
| Access FundEIN 94-3131165 | Environment | CO | $2,707,760Small | 87.80 |
| ACCION San DiegoEIN 33-0620415 | Community Development | CA | $2,240,870Small | 94.74 |
| Achievement Centers for Children & Families FoundationEIN 65-1023099 | Education | FL | $2,464,947Small | 88.42 |
| Achilles InternationalEIN 13-3318293 | Human Services | NY | $2,514,699Small | 89.04 |
| ACLU Foundation of MarylandEIN 23-7209538 | Human and Civil Rights | MD | $2,359,536Small | 88.18 |
| ACLU Foundation of TexasEIN 76-0343171 | Human and Civil Rights | TX | $2,750,769Small | 85.90 |
| ACLU of Michigan FoundationEIN 23-7243421 | Human and Civil Rights | MI | $2,797,200Small | 84.51 |
| Acres of LoveEIN 33-0930465 | International | CA | $2,114,180Small | 78.51 |
| ActerraEIN 23-7064937 | Environment | CA | $1,828,322Small | 90.34 |
| Action on Smoking and HealthEIN 13-2603590 | Health | DC | $1,296,503Small | 90.77 |
| Activated MinistriesEIN 33-0857142 | Religion | CA | $1,092,977Small | 58.99 |
| Actors and Others for AnimalsEIN 95-2783139 | Animals | CA | $764,861Small | 85.26 |
| AD PlayersEIN 74-1669271 | Arts, Culture, Humanities | TX | $2,264,169Small | 63.24 |
| Adaptive Sports CenterEIN 84-1063447 | Human Services | CO | $2,526,383Small | 92.44 |
| Adaptive Sports FoundationEIN 14-1823155 | Human Services | NY | $1,776,854Small | 91.27 |
| Adelante MujeresEIN 03-0473181 | Human Services | OR | $2,900,398Small | 92.24 |
| Adler Aphasia CenterEIN 02-0687863 | Health | NJ | $1,511,162Small | 93.33 |
| Administer JusticeEIN 36-4348917 | Human and Civil Rights | IL | $1,668,776Small | 86.67 |
| Adolescent Counseling ServicesEIN 51-0192551 | Human Services | CA | $1,506,807Small | 88.81 |
| Adopt-A-Native-Elder ProgramEIN 87-0490211 | Human Services | UT | $1,145,038Small | 91.70 |
| Advance IllinoisEIN 26-2052733 | Education | IL | $2,382,775Small | 87.10 |
| Advocates for Children of New JerseyEIN 22-1695034 | Research and Public Policy | NJ | $1,748,049Small | 90.88 |
| Advocates InternationalEIN 54-1646669 | Human and Civil Rights | VA | $334,840Small | 96.09 |
| AffirmationsEIN 38-2882823 | Human and Civil Rights | MI | $938,100Small | 84.31 |
| Afikim FoundationEIN 71-0866051 | Religion | NY | $3,164,372Small | 74.37 |
| African EnterpriseEIN 95-2275044 | Religion | WA | $757,842Small | 77.53 |
| African LeadershipEIN 31-1736706 | International | TN | $1,323,756Small | 81.90 |
| African Leadership and Reconciliation MinistriesEIN 31-1660877 | Religion | TX | $3,076,602Small | 85.23 |
| AgapeEIN 58-2372950 | Human Services | GA | $1,618,301Small | 91.72 |
| Agape VillagesEIN 68-0226944 | Human Services | CA | $2,614,012Small | 82.32 |
| Agriculture Future of AmericaEIN 43-1759425 | Education | MO | $3,140,489Small | 98.88 |
| Ahavas TzedakaEIN 22-3719783 | Human Services | NJ | $1,733,352Small | 55.89 |
| AHRC New York City FoundationEIN 13-3779611 | Human Services | NY | $2,119,462Small | 76.66 |