| Meals on Wheels PeopleEIN 93-0584318 | Human Services | OR | $9,843,378Mid-sized | 92.85 |
| Meals on Wheels Plus of ManateeEIN 59-1420986 | Human Services | FL | $10,663,364Mid-sized | 86.65 |
| Meals on Wheels Programs & Services of Rockland, Inc.EIN 13-2831197 | Human Services | NY | $3,338,475Small | 84.15 |
| Meals on Wheels San AntonioEIN 74-1948646 | Human Services | TX | $7,120,717Mid-sized | 94.70 |
| Meals On Wheels, Inc. of Tarrant CountyEIN 75-1568798 | Human Services | TX | $7,444,486Mid-sized | 98.79 |
| Meals-on-Wheels Greater San DiegoEIN 95-2660509 | Human Services | CA | $4,434,764Mid-sized | 89.77 |
| Mecklenburg County Council Boy Scouts of AmericaEIN 56-0529957 | Human Services | NC | $3,609,257Mid-sized | 87.05 |
| Mel Trotter MinistriesEIN 38-1410467 | Human Services | MI | $9,808,537Mid-sized | 83.29 |
| MelwoodEIN 52-0857690 | Human Services | MD | $89,195,314Large | 80.33 |
| Memorial Assistance MinistriesEIN 76-0044172 | Human Services | TX | $6,135,497Mid-sized | 95.05 |
| Memphis Child Advocacy CenterEIN 58-1745787 | Human Services | TN | $1,869,342Small | 88.71 |
| Memphis Union MissionEIN 62-0541811 | Human Services | TN | $3,646,794Mid-sized | 81.73 |
| Men's Shelter of CharlotteEIN 56-1474475 | Human Services | NC | $3,798,599Mid-sized | 85.60 |
| MENTOR/National Mentoring PartnershipEIN 52-1674088 | Human Services | MA | $6,787,437Mid-sized | 88.76 |
| Mercy CenterEIN 22-2664472 | Human Services | NJ | $1,820,124Small | 85.25 |
| Mercy StreetEIN 45-0536344 | Human Services | TX | $2,077,907Small | 79.92 |
| Mercy's GateEIN 84-1093341 | Human Services | CO | $1,083,068Small | 80.29 |
| Merrick Community ServicesEIN 41-0693851 | Human Services | MN | $1,534,978Small | 80.72 |
| MERS Missouri Goodwill IndustriesEIN 43-0652657 | Human Services | MO | $161,570,313Large | 88.08 |
| Methodist Children's HomeEIN 74-1109750 | Human Services | TX | $27,207,490Large | 93.04 |
| Metro YMCAs of the OrangesEIN 22-1487387 | Human Services | NJ | $33,271,894Large | 92.76 |
| Metrocrest Social ServicesEIN 75-1548334 | Human Services | TX | $5,543,047Mid-sized | 92.38 |
| Metropolitan Family ServicesEIN 36-2167940 | Human Services | IL | $40,309,248Large | 89.20 |
| Metropolitan MinistriesEIN 59-1477007 | Human Services | FL | $26,055,730Large | 90.87 |
| MetroSquashEIN 20-2614486 | Human Services | IL | $2,204,245Small | 82.89 |
| Mexico Area Family YMCAEIN 43-1147430 | Human Services | MO | $1,236,978Small | 90.94 |
| Meyer Center for Special ChildrenEIN 57-0361503 | Human Services | SC | $3,157,517Small | 76.42 |
| Miami Bridge Youth and Family ServicesEIN 59-2569847 | Human Services | FL | $3,439,642Small | 92.08 |
| Miami Lighthouse for the Blind and Visually ImpairedEIN 59-0637847 | Human Services | FL | $8,315,513Mid-sized | 98.14 |
| Miami Rescue MissionEIN 59-1743865 | Human Services | FL | $23,405,519Large | 93.19 |
| Michigan 4-H FoundationEIN 38-1539997 | Human Services | MI | $2,237,051Small | 80.60 |
| Michigan Sheriffs' AssociationEIN 38-2289072 | Human Services | MI | $1,241,599Small | 75.29 |
| Mid America Assistance CoalitionEIN 43-1186173 | Human Services | MO | $1,257,864Small | 82.29 |
| Mid-Iowa Council, Boy Scouts of AmericaEIN 42-0981715 | Human Services | IA | $3,162,411Small | 80.64 |
| Mid-Ohio FoodbankEIN 31-0865343 | Human Services | OH | $95,574,910Large | 92.88 |
| Mid-South Food BankEIN 62-1340755 | Human Services | TN | $23,236,010Large | 90.91 |
| Mid-Willamette Family YMCAEIN 93-0479079 | Human Services | OR | $3,059,581Small | 83.43 |
| Middle Georgia Community Food BankEIN 58-2484086 | Human Services | GA | $10,581,893Mid-sized | 89.45 |
| Middle Tyger Community CenterEIN 57-1077940 | Human Services | SC | $1,068,622Small | 85.81 |
| Middle Way HouseEIN 23-7300355 | Human Services | IN | $2,098,358Small | 85.73 |
| Middleton Outreach MinistryEIN 39-1484945 | Human Services | WI | $3,838,549Mid-sized | 96.66 |
| Midnight Golf ProgramEIN 38-3580432 | Human Services | MI | $1,521,282Small | 85.54 |
| Midwest Food Bank, NFPEIN 41-2120170 | Human Services | IL | $159,759,526Large | 94.69 |
| Midwest Shelter for Homeless VeteransEIN 36-4337985 | Human Services | IL | $1,379,606Small | 86.11 |
| MIFA (Metropolitan Inter-Faith Association)EIN 62-0803601 | Human Services | TN | $9,032,602Mid-sized | 86.92 |
| Millionair Club CharityEIN 91-0607513 | Human Services | WA | $6,538,256Mid-sized | 92.24 |
| Ministry of CaringEIN 51-0209843 | Human Services | DE | $10,407,336Mid-sized | 94.95 |
| Ministry With CommunityEIN 38-2596981 | Human Services | MI | $1,675,939Small | 92.12 |
| Minnesota Indian Women's Resource CenterEIN 41-1500950 | Human Services | MN | $2,997,682Small | 72.33 |
| Minnesotans Military Appreciation FundEIN 20-1935180 | Human Services | MN | $730,321Small | 65.32 |
| Miracle Hill MinistriesEIN 57-0425826 | Human Services | SC | $17,579,619Large | 89.75 |
| Miriam's KitchenEIN 52-1331552 | Human Services | DC | $4,421,295Mid-sized | 92.92 |
| MisericordiaEIN 36-2170153 | Human Services | IL | $68,981,056Large | 94.47 |
| Mission GranburyEIN 75-2766222 | Human Services | TX | $1,304,142Small | 85.84 |
| Mission of HopeEIN 62-1794508 | Human Services | TN | $2,958,234Small | 85.07 |
| Missoula Food BankEIN 81-0414143 | Human Services | MT | $4,608,782Mid-sized | 93.32 |
| Mobile Loaves & FishesEIN 74-2956081 | Human Services | TX | $6,045,166Mid-sized | 98.23 |
| Mobile Meal Service of Spartanburg CountyEIN 57-0653452 | Human Services | SC | $2,170,786Small | 92.07 |
| Modest NeedsEIN 47-0863430 | Human Services | NY | $1,226,134Small | 83.84 |
| Modesto Gospel MissionEIN 94-6102833 | Human Services | CA | $6,196,894Mid-sized | 81.69 |