| LEAPEIN 22-2906547 | Education | CT | $2,331,529Small | 91.45 |
| Learning AllyEIN 13-1659345 | Education | NJ | $17,323,663Large | 80.95 |
| Learning LeadersEIN 13-2658549 | Education | NY | $2,267,777Small | 75.59 |
| Leave No Trace Center for Outdoor EthicsEIN 84-1303335 | Environment | CO | $1,905,401Small | 91.90 |
| LeavenEIN 39-1572168 | Human Services | WI | $1,206,416Small | 90.50 |
| Lee Pesky Learning CenterEIN 13-3878574 | Education | ID | $1,453,064Small | 89.87 |
| Leg Up FarmEIN 23-2931834 | Health | PA | $2,724,018Small | 80.10 |
| Legacy Youth Tennis and EducationEIN 23-1747032 | Human Services | PA | $2,880,570Small | 83.24 |
| Legal Action Center of the City of New YorkEIN 13-2756320 | Human and Civil Rights | NY | $5,209,211Mid-sized | 86.67 |
| Legal Aid Justice CenterEIN 54-0884513 | Human and Civil Rights | VA | $4,804,687Mid-sized | 76.65 |
| Legal Aid of Western MissouriEIN 43-0824638 | Human and Civil Rights | MO | $8,725,119Mid-sized | 85.86 |
| Legal Aid Society of ClevelandEIN 34-0866026 | Human and Civil Rights | OH | $7,921,882Mid-sized | 94.05 |
| Legal Aid Society of San Mateo CountyEIN 94-1451894 | Human and Civil Rights | CA | $2,751,433Small | 89.37 |
| Legal Aid Society of the District of ColumbiaEIN 53-0196600 | Human and Civil Rights | DC | $5,594,783Mid-sized | 99.46 |
| Legal Information for Families Today (LIFT)EIN 13-3910567 | Human and Civil Rights | NY | $1,812,443Small | 86.20 |
| Legal MomentumEIN 23-7085442 | Human and Civil Rights | NY | $2,191,015Small | 78.25 |
| Legal OutreachEIN 13-3214627 | Education | NY | $2,609,785Small | 87.22 |
| Legal Services for ChildrenEIN 51-0169463 | Human and Civil Rights | CA | $2,541,488Small | 89.89 |
| Lensic Performing Arts CenterEIN 85-0448396 | Arts, Culture, Humanities | NM | $3,804,951Mid-sized | 90.46 |
| Les Turner ALS FoundationEIN 36-2916466 | Health | IL | $2,469,145Small | 85.71 |
| Lesbian, Gay, Bisexual & Transgender Community CenterEIN 13-3217805 | Human and Civil Rights | NY | $11,272,823Mid-sized | 90.68 |
| LeSea Global Feed the HungryEIN 32-0053249 | International | IN | $20,810,077Large | 91.36 |
| Let's Get ReadyEIN 31-1698832 | Education | NY | $3,468,417Small | 92.03 |
| Leukemia Research FoundationEIN 36-6102182 | Health | IL | $2,490,827Small | 91.93 |
| Level Playing Field InstituteEIN 91-2088635 | Education | CA | $5,201,047Mid-sized | 79.21 |
| Levine Museum of the New SouthEIN 56-1748648 | Arts, Culture, Humanities | NC | $2,311,042Small | 83.95 |
| Lewis Ginter Botanical GardenEIN 54-1273467 | Environment | VA | $8,265,053Mid-sized | 95.14 |
| Lewy Body Dementia AssociationEIN 05-0577683 | Health | GA | $1,151,496Small | 89.94 |
| Lexington Humane SocietyEIN 61-0444762 | Animals | KY | $3,623,048Mid-sized | 93.10 |
| Lexington InstituteEIN 54-1880642 | Research and Public Policy | VA | $2,015,906Small | 70.79 |
| Lexington Rescue MissionEIN 61-1387338 | Human Services | KY | $1,484,168Small | 79.19 |
| LGBTQ Victory InstituteEIN 52-1835268 | Human and Civil Rights | DC | $2,665,828Small | 81.71 |
| Liberty Hill FoundationEIN 51-0181191 | Community Development | CA | $8,848,390Mid-sized | 92.75 |
| Liberty in North KoreaEIN 73-1710135 | International | CA | $2,117,955Small | 88.50 |
| Liberty Science CenterEIN 22-2302253 | Arts, Culture, Humanities | NJ | $27,635,857Large | 91.45 |
| Liberty USOEIN 23-1426011 | Human Services | PA | $2,249,799Small | 85.99 |
| Liberty Youth RanchEIN 38-3674666 | Human Services | FL | $879,430Small | 81.32 |
| Library Company of PhiladelphiaEIN 23-1370444 | Arts, Culture, Humanities | PA | $3,452,930Small | 86.21 |
| Library Foundation of Los AngelesEIN 95-4368250 | Arts, Culture, Humanities | CA | $6,805,193Mid-sized | 94.18 |
| Life Action MinistriesEIN 38-2157686 | Religion | MI | $14,962,778Large | 87.94 |
| Life CentersEIN 31-1059740 | Human Services | IN | $1,470,473Small | 80.66 |
| Life Choices of MemphisEIN 62-1281799 | Health | TN | $1,061,899Small | 83.38 |
| Life for Relief and DevelopmentEIN 95-4402149 | International | MI | $10,068,604Mid-sized | 87.25 |
| Life In Abundance InternationalEIN 02-0587875 | International | KY | $2,751,356Small | 92.37 |
| Life InternationalEIN 38-3625693 | Religion | MI | $1,654,401Small | 79.73 |
| Life is Good Kids FoundationEIN 20-5524270 | Human Services | MA | $1,888,936Small | 72.19 |
| Life Issues InstituteEIN 31-0814275 | Human and Civil Rights | OH | $666,850Small | 74.67 |
| Life Legal Defense FoundationEIN 68-0191488 | Human and Civil Rights | CA | $2,096,898Small | 93.76 |
| Life NetworkEIN 84-0970592 | Health | CO | $1,490,345Small | 77.24 |
| Life Without LimbsEIN 37-1511251 | Religion | CA | $1,671,772Small | 68.82 |
| Life-Study FellowshipEIN 06-1035622 | Religion | CT | $1,472,033Small | 59.37 |
| LifeFlight FoundationEIN 52-2377085 | Health | ME | $1,785,307Small | 83.37 |
| LifeLight CommunicationsEIN 46-0460742 | Religion | SD | $1,347,099Small | 67.10 |
| Lifeline Christian MissionEIN 31-0999791 | Religion | OH | $8,238,442Mid-sized | 87.05 |
| LifeMovesEIN 77-0160469 | Human Services | CA | $21,083,252Large | 90.87 |
| LifeNet4Families | Cooperative Feeding ProgramEIN 59-2696451 | Human Services | FL | $2,405,002Small | 91.16 |
| Lifesavers Wild Horse RescueEIN 95-4631906 | Animals | CA | $2,016,560Small | 78.85 |
| Lifesong for OrphansEIN 35-1902841 | Human Services | IL | $16,275,470Large | 100.00 |
| Lifewater InternationalEIN 95-3987142 | International | CA | $4,367,208Mid-sized | 92.49 |
| LifeWireEIN 91-1190193 | Human Services | WA | $3,673,126Mid-sized | 91.39 |