| Torah Schools for IsraelEIN 13-1965385 | Religion | NY | $1,568,096Small | 62.03 |
| Touching LivesEIN 58-2181292 | Religion | GA | $2,247,891Small | 79.79 |
| Tower Cancer Research FoundationEIN 95-4596354 | Health | CA | $2,993,295Small | 83.18 |
| Town HallEIN 91-1910904 | Arts, Culture, Humanities | WA | $2,714,751Small | 79.16 |
| Toxic-Free FutureEIN 91-1214158 | Environment | WA | $1,484,520Small | 94.31 |
| Trail BlazersEIN 13-1771421 | Human Services | NY | $1,267,208Small | 90.71 |
| TrailnetEIN 43-1509048 | Environment | MO | $1,114,236Small | 65.22 |
| Training Resources for the Environmental CommunityEIN 91-1919141 | Environment | NM | $1,680,660Small | 80.45 |
| Transgender Law CenterEIN 05-0544006 | Human and Civil Rights | CA | $3,341,762Small | 86.98 |
| Transitions Homeless Recovery CenterEIN 20-3524141 | Human Services | SC | $2,600,403Small | 92.65 |
| Tread Lightly!EIN 87-0481456 | Environment | UT | $1,283,410Small | 68.26 |
| Treatment Action GroupEIN 13-3624785 | Health | NY | $2,690,029Small | 90.73 |
| Treatment Advocacy CenterEIN 54-1905826 | Human and Civil Rights | VA | $2,000,013Small | 86.78 |
| Tree House Humane SocietyEIN 23-7444825 | Animals | IL | $2,526,645Small | 82.89 |
| Trees for HoustonEIN 76-0046318 | Environment | TX | $1,681,676Small | 89.90 |
| Trees for LifeEIN 48-0979347 | International | KS | $326,257Small | 72.42 |
| Trees for the FutureEIN 52-1644869 | International | MD | $2,019,276Small | 89.87 |
| Trees ForeverEIN 42-1419181 | Environment | IA | $2,022,642Small | 82.50 |
| Trees, Water & PeopleEIN 84-1462044 | Environment | CO | $1,085,900Small | 91.74 |
| Trenton Area Soup KitchenEIN 22-2392881 | Human Services | NJ | $3,215,313Small | 97.46 |
| Tri County Humane SocietyEIN 65-0719233 | Animals | FL | $1,713,048Small | 100.00 |
| Tri Lakes CaresEIN 74-2501356 | Human Services | CO | $1,396,725Small | 89.28 |
| Tri-County Community Dental ClinicEIN 47-0862462 | Health | WI | $1,429,075Small | 90.83 |
| Tri-County Humane SocietyEIN 23-7449686 | Animals | MN | $887,931Small | 87.47 |
| Tri-County Scholarship FundEIN 22-2354475 | Education | NJ | $1,501,014Small | 86.41 |
| Tri-State Bird Rescue & ResearchEIN 51-0265807 | Animals | DE | $1,166,609Small | 84.45 |
| Tri-State Transportation CampaignEIN 13-3790165 | Environment | NY | $663,761Small | 81.17 |
| Tri-State Warbird MuseumEIN 51-0452257 | Arts, Culture, Humanities | OH | $816,871Small | 79.42 |
| Triad StageEIN 62-1743981 | Arts, Culture, Humanities | NC | $2,406,390Small | 75.40 |
| Triangle Family ServicesEIN 56-0547491 | Human Services | NC | $3,070,019Small | 85.36 |
| Trinity Broadcasting of ArizonaEIN 86-0335082 | Religion | AZ | $2,715,322Small | 65.05 |
| Trinity Broadcasting of IndianaEIN 31-1016441 | Religion | IN | $3,214,821Small | 65.12 |
| Trinity Broadcasting of OklahomaEIN 73-1011191 | Religion | OK | $1,297,301Small | 65.82 |
| Trinity Broadcasting of WashingtonEIN 91-0996619 | Religion | WA | $2,104,124Small | 66.65 |
| Trinity Counseling ServiceEIN 22-2185298 | Human Services | NJ | $1,386,822Small | 75.61 |
| Truckee River Watershed CouncilEIN 91-1818748 | Environment | CA | $2,510,386Small | 76.89 |
| Truman Center for National PolicyEIN 52-1080919 | Research and Public Policy | DC | $2,520,516Small | 63.81 |
| Trustees for AlaskaEIN 92-6010379 | Environment | AK | $1,214,163Small | 85.67 |
| Truth for Today World Mission SchoolEIN 71-0753278 | Religion | AR | $1,774,755Small | 81.61 |
| Tucker-Maxon Oral SchoolEIN 93-0391592 | Education | OR | $1,800,099Small | 86.33 |
| Tucson Museum of Art and Historic BlockEIN 86-6006371 | Arts, Culture, Humanities | AZ | $2,903,286Small | 83.02 |
| Tuesday's ChildrenEIN 52-2347446 | Human Services | NY | $1,942,937Small | 88.09 |
| Tukabatchee Area Council Boy Scouts of AmericaEIN 63-0302109 | Human Services | AL | $1,291,416Small | 73.36 |
| Tulsa CARESEIN 73-1388569 | Health | OK | $1,934,329Small | 81.98 |
| Tulsa Day Center for the HomelessEIN 73-1557819 | Human Services | OK | $3,282,558Small | 93.12 |
| Tulsa OperaEIN 73-0643311 | Arts, Culture, Humanities | OK | $2,526,755Small | 67.47 |
| Turner House Children's ClinicEIN 48-1151382 | Health | KS | $3,010,233Small | 88.97 |
| Turning Pointe Autism FoundationEIN 26-1286022 | Health | IL | $2,763,599Small | 94.74 |
| Turtle ConservancyEIN 20-2899240 | Animals | CA | $3,216,720Small | 82.66 |
| Turtle Island Restoration NetworkEIN 91-1818080 | Animals | CA | $1,669,147Small | 96.91 |
| Twin Cities R!SEEIN 41-1761118 | Human Services | MN | $3,488,160Small | 83.36 |
| U.S. Dream AcademyEIN 59-3514841 | Human Services | MD | $2,573,866Small | 76.25 |
| U.S. PIRG Education FundEIN 52-1384240 | Human and Civil Rights | MA | $1,838,729Small | 72.89 |
| U.S., Inc.EIN 38-2418377 | Research and Public Policy | MI | $1,838,596Small | 75.70 |
| Uih Family PartnersEIN 21-0635048 | Human Services | NJ | $1,230,248Small | 79.97 |
| UJA Federation of GreenwichEIN 06-6068624 | Community Development | CT | $1,986,161Small | 84.08 |
| Umoja Student Development CorporationEIN 36-4263664 | Education | IL | $2,706,226Small | 92.18 |
| Union Gospel Mission of Grays HarborEIN 91-0580853 | Human Services | WA | $842,239Small | 82.79 |
| Union Rescue Mission, Little RockEIN 71-0348993 | Human Services | AR | $829,732Small | 74.89 |
| United American PatriotsEIN 41-2172043 | Human Services | VA | $3,422,626Small | 81.27 |