| Lotus HouseEIN 81-0652266 | Human Services | FL | $7,104,050Mid-sized | 93.98 |
| Loudoun Hunger ReliefEIN 54-1591635 | Human Services | VA | $3,260,978Small | 96.00 |
| Louisiana SPCAEIN 72-0471368 | Animals | LA | $8,212,256Mid-sized | 96.30 |
| Louisville Free Public Library FoundationEIN 61-0969361 | Arts, Culture, Humanities | KY | $3,582,104Mid-sized | 93.15 |
| Louisville Public MediaEIN 61-1259787 | Arts, Culture, Humanities | KY | $6,051,773Mid-sized | 93.37 |
| Louisville Urban LeagueEIN 61-0444771 | Human and Civil Rights | KY | $3,979,281Mid-sized | 93.11 |
| Love A Child, Inc.EIN 59-2672303 | International | FL | $64,009,080Large | 94.28 |
| Love Without Boundaries FoundationEIN 06-1710161 | International | OK | $2,095,217Small | 90.71 |
| Lowcountry Food BankEIN 57-0751835 | Human Services | SC | $51,794,129Large | 90.42 |
| Lubbock Area United WayEIN 75-0961812 | Community Development | TX | $5,582,174Mid-sized | 98.93 |
| Lung Cancer Research FoundationEIN 14-1935776 | Health | NY | $4,554,246Mid-sized | 92.20 |
| LUNGevity FoundationEIN 36-4433410 | Health | IL | $7,605,367Mid-sized | 90.96 |
| Lupus Research AllianceEIN 58-2492929 | Health | NY | $28,260,250Large | 91.47 |
| Lutheran Bible TranslatorsEIN 95-2630437 | Religion | MO | $3,933,406Mid-sized | 93.26 |
| Lutheran Homes of South Carolina FoundationEIN 57-0342978 | Human Services | SC | $2,029,254Small | 91.16 |
| Lydia's HouseEIN 43-1699278 | Human Services | MO | $1,356,848Small | 94.18 |
| Lynn Sage Cancer Research FoundationEIN 36-3727715 | Health | IL | $245,075Small | 92.92 |
| Lyric TheatreEIN 73-1001687 | Arts, Culture, Humanities | OK | $4,634,911Mid-sized | 90.34 |
| Mackinac CenterEIN 38-2701547 | Research and Public Policy | MI | $6,608,146Mid-sized | 92.92 |
| Macomb County Humane SocietyEIN 38-6120195 | Animals | MI | $828,307Small | 90.32 |
| Madison Square Boys & Girls ClubEIN 13-5596792 | Human Services | NY | $10,016,984Mid-sized | 92.12 |
| MADREEIN 13-3280194 | International | NY | $4,284,836Mid-sized | 95.83 |
| Main Stay Therapeutic FarmEIN 36-3565747 | Health | IL | $924,836Small | 95.05 |
| Maine Center for Coastal FisheriesEIN 27-0069386 | Environment | ME | $1,664,926Small | 94.15 |
| Maine Community FoundationEIN 01-0391479 | Community Development | ME | $35,913,386Large | 94.88 |
| Maine Maritime MuseumEIN 01-0271477 | Arts, Culture, Humanities | ME | $3,443,241Small | 95.05 |
| Maine Public Broadcasting NetworkEIN 22-3171529 | Arts, Culture, Humanities | ME | $13,328,620Mid-sized | 91.98 |
| Maine Seacoast MissionEIN 01-0216837 | Human Services | ME | $3,657,501Mid-sized | 91.21 |
| Make Way for BooksEIN 31-1583036 | Education | AZ | $1,226,457Small | 91.91 |
| Make-A-Wish Foundation of HawaiiEIN 99-0220777 | Health | HI | $3,912,730Mid-sized | 90.63 |
| Make-A-Wish Foundation of NebraskaEIN 47-0671096 | Health | NE | $2,925,493Small | 93.28 |
| Make-A-Wish Foundation of San DiegoEIN 33-0039466 | Health | CA | $4,647,268Mid-sized | 96.87 |
| Make-A-Wish Foundation of Suffolk County, NYEIN 11-2666969 | Health | NY | $1,706,107Small | 90.47 |
| Make-A-Wish Foundation of UtahEIN 74-2392822 | Health | UT | $3,280,558Small | 92.03 |
| Make-A-Wish Texas Gulf Coast and LouisianaEIN 76-0116615 | Health | TX | $5,127,981Mid-sized | 92.33 |
| making changeEIN 48-1003869 | Human Services | CO | $6,270,296Mid-sized | 90.14 |
| Malaria No More FundEIN 20-5664575 | International | WA | $12,697,093Mid-sized | 92.14 |
| Man in the MirrorEIN 59-3178628 | Religion | FL | $3,291,289Small | 91.04 |
| Manatee Performing Arts CenterEIN 59-1196043 | Arts, Culture, Humanities | FL | $2,418,900Small | 94.85 |
| Manhattan Beach Education FoundationEIN 95-3881166 | Education | CA | $7,199,358Mid-sized | 96.25 |
| Manhattan Institute for Policy ResearchEIN 13-2912529 | Research and Public Policy | NY | $18,832,278Large | 94.25 |
| Manhattan Theatre ClubEIN 23-7086643 | Arts, Culture, Humanities | NY | $27,356,114Large | 90.34 |
| MANNAEIN 23-2586142 | Human Services | PA | $4,868,136Mid-sized | 91.49 |
| Manna Food CenterEIN 52-1289203 | Human Services | MD | $8,020,631Mid-sized | 95.70 |
| MANNA FoodBankEIN 58-1514800 | Human Services | NC | $29,637,910Large | 99.10 |
| MANNA WorldwideEIN 75-2931604 | International | TX | $6,474,131Mid-sized | 95.47 |
| Mano a Mano InternationalEIN 41-1796971 | International | MN | $2,440,095Small | 91.32 |
| Manos De CristoEIN 74-2511974 | Human Services | TX | $3,304,940Small | 94.69 |
| Maoz Israel MinistriesEIN 51-0210369 | Religion | TX | $5,108,464Mid-sized | 92.81 |
| MAP InternationalEIN 36-2586390 | International | GA | $638,842,264Large | 100.00 |
| Marathon KidsEIN 06-1722171 | Human Services | TX | $2,921,366Small | 95.34 |
| Marcus Jewish Community Center of AtlantaEIN 58-0566126 | Human Services | GA | $24,778,839Large | 90.20 |
| Marian HouseEIN 52-1243849 | Human Services | MD | $3,076,163Small | 90.13 |
| Marian Middle SchoolEIN 43-1873629 | Education | MO | $1,735,400Small | 90.04 |
| Marin Theatre CompanyEIN 23-7018125 | Arts, Culture, Humanities | CA | $3,690,566Mid-sized | 91.78 |
| Marine Corps University FoundationEIN 54-1143646 | Education | VA | $2,054,228Small | 90.23 |
| Marion Polk Food ShareEIN 94-3034161 | Human Services | OR | $14,392,956Large | 91.31 |
| Mark Morris Dance GroupEIN 13-3577394 | Arts, Culture, Humanities | NY | $8,923,444Mid-sized | 91.94 |
| Mark Wahlberg Youth FoundationEIN 04-3567369 | Education | MA | $1,573,707Small | 92.22 |
| Martha's KitchenEIN 91-2091094 | Human Services | CA | $1,854,157Small | 91.51 |