| Hammer MuseumEIN 95-4217197 | Arts, Culture, Humanities | CA | $25,445,841Large | 96.23 |
| Hampton Roads Community FoundationEIN 54-2035996 | Community Development | VA | $19,049,550Large | 93.35 |
| Hands and Feet ProjectEIN 20-1368997 | International | TN | $2,199,476Small | 94.34 |
| Hands TogetherEIN 23-2566502 | International | MA | $4,885,251Mid-sized | 90.71 |
| Happy Hands Education CenterEIN 73-1425473 | Human Services | OK | $2,116,840Small | 90.98 |
| Harbor Interfaith ServicesEIN 33-0031099 | Human Services | CA | $6,066,750Mid-sized | 97.23 |
| Harlem AcademyEIN 56-2454573 | Education | NY | $3,672,499Mid-sized | 91.71 |
| Harlem Children's ZoneEIN 23-7112974 | Human Services | NY | $105,981,010Large | 95.19 |
| Harris Center for Conservation EducationEIN 23-7085105 | Environment | NH | $1,333,555Small | 92.22 |
| Harris TheaterEIN 36-3930153 | Arts, Culture, Humanities | IL | $9,537,608Mid-sized | 90.20 |
| Harrisonburg Rockingham Free ClinicEIN 54-1568909 | Health | VA | $5,561,397Mid-sized | 96.66 |
| Harry Chapin Food Bank of Southwest FloridaEIN 59-2332120 | Human Services | FL | $45,739,135Large | 92.92 |
| Hartford Area Habitat for HumanityEIN 06-1253049 | Community Development | CT | $5,268,979Mid-sized | 92.87 |
| Hastings Family ServiceEIN 23-7083534 | Human Services | MN | $1,536,711Small | 90.41 |
| Hawaii Community FoundationEIN 99-0261283 | Community Development | HI | $55,196,072Large | 92.81 |
| Hawaii FoodbankEIN 99-0220699 | Human Services | HI | $30,721,364Large | 91.86 |
| Hawaii Public RadioEIN 51-0191809 | Arts, Culture, Humanities | HI | $5,128,508Mid-sized | 95.01 |
| HawkWatch InternationalEIN 85-0358519 | Animals | UT | $1,674,185Small | 97.12 |
| HazonEIN 13-1623922 | Religion | NY | $8,812,657Mid-sized | 96.66 |
| Headlands Center for the ArtsEIN 94-2817843 | Arts, Culture, Humanities | CA | $2,134,427Small | 94.89 |
| Healing Hands InternationalEIN 62-1585366 | International | TN | $3,702,740Mid-sized | 93.84 |
| Health In HarmonyEIN 20-3741107 | International | OR | $1,340,236Small | 92.06 |
| Health LeadsEIN 45-0484533 | Human Services | MA | $14,815,474Large | 90.36 |
| Healthcare for the Homeless, HoustonEIN 76-0647934 | Human Services | TX | $6,630,014Mid-sized | 97.88 |
| HealthWell FoundationEIN 20-0413676 | Health | MD | $245,804,878Large | 97.17 |
| Hearing Health FoundationEIN 13-1882107 | Health | NY | $3,570,773Mid-sized | 98.23 |
| Heart for AfricaEIN 36-4509500 | International | GA | $2,631,069Small | 90.59 |
| Heart for Lebanon FoundationEIN 26-0354460 | International | NC | $4,979,166Mid-sized | 95.47 |
| Heart of Florida United WayEIN 59-0808854 | Community Development | FL | $30,764,979Large | 96.46 |
| Heart of Los Angeles (HOLA)EIN 95-4397418 | Human Services | CA | $3,665,670Mid-sized | 92.13 |
| Heart of West Michigan United WayEIN 38-1360923 | Community Development | MI | $13,016,787Mid-sized | 94.75 |
| Heart to Heart InternationalEIN 48-1108359 | International | KS | $102,077,614Large | 97.72 |
| Heartland Hope MissionEIN 14-1869352 | Human Services | NE | $3,005,385Small | 93.91 |
| Heartland Humane SocietyEIN 93-0574297 | Animals | OR | $996,758Small | 90.50 |
| Heartland United WayEIN 47-0469492 | Community Development | NE | $2,139,430Small | 92.38 |
| Heaven's FamilyEIN 16-1739329 | Religion | PA | $2,605,292Small | 90.86 |
| Hebrew Free Burial AssociationEIN 13-5596755 | Religion | NY | $2,172,059Small | 91.29 |
| Hebrew Free Loan of Metropolitan DetroitEIN 38-1359260 | Community Development | MI | $822,608Small | 92.91 |
| Helen Keller InternationalEIN 13-5562162 | International | NY | $75,280,180Large | 92.47 |
| Help Hope LiveEIN 52-1322317 | Health | PA | $11,097,835Mid-sized | 97.16 |
| Help the HelplessEIN 41-1878721 | International | MN | $950,065Small | 94.74 |
| Helping Children WorldwideEIN 76-0729857 | International | VA | $1,268,580Small | 91.61 |
| Helping Hand for Relief and DevelopmentEIN 31-1628040 | International | MI | $45,855,287Large | 98.23 |
| Hemophilia Federation of AmericaEIN 72-1282316 | Health | DC | $3,736,967Mid-sized | 94.69 |
| Henry Street SettlementEIN 13-1562242 | Human Services | NY | $36,692,652Large | 91.57 |
| Henry Vilas Park Zoological SocietyEIN 39-6077008 | Animals | WI | $2,751,924Small | 90.07 |
| HEREEIN 13-3449416 | Arts, Culture, Humanities | NY | $2,145,428Small | 90.91 |
| Hereditary Disease FoundationEIN 23-7376197 | Health | NY | $2,547,618Small | 94.62 |
| Hermann Park ConservancyEIN 76-0327389 | Environment | TX | $4,590,301Mid-sized | 93.81 |
| Hesed HouseEIN 36-3285644 | Human Services | IL | $5,315,358Mid-sized | 91.15 |
| HIASEIN 13-5633307 | International | MD | $46,763,131Large | 91.94 |
| Hidden HarvestEIN 38-3350163 | Human Services | MI | $3,493,143Small | 92.10 |
| Hidden VillaEIN 94-1539836 | Environment | CA | $3,910,117Mid-sized | 97.13 |
| High Desert MuseumEIN 51-0179336 | Arts, Culture, Humanities | OR | $4,747,004Mid-sized | 95.77 |
| High Plains Food BankEIN 75-1838348 | Human Services | TX | $17,197,169Large | 96.66 |
| Higher GroundEIN 82-0512146 | Human Services | ID | $3,518,809Mid-sized | 94.74 |
| Highland Park Education FoundationEIN 75-1999200 | Education | TX | $2,968,915Small | 92.98 |
| Highlander Research and Education CenterEIN 62-0646373 | Human and Civil Rights | TN | $3,030,128Small | 91.35 |
| Himalayan Cataract ProjectEIN 03-0362926 | International | VT | $8,217,708Mid-sized | 94.07 |
| Hire Heroes USAEIN 43-1562688 | Human Services | GA | $8,537,667Mid-sized | 98.23 |