| Junior Achievement of South TexasEIN 74-2061852 | Education | TX | $1,802,334Small | 85.24 |
| Junior Achievement of Southeast TexasEIN 74-1153957 | Education | TX | $6,001,588Mid-sized | 89.34 |
| Junior Achievement of Southwest New England, Inc.EIN 06-0665972 | Education | CT | $1,968,522Small | 82.72 |
| Junior Achievement of UtahEIN 87-0225875 | Education | UT | $2,080,982Small | 84.12 |
| Junior Achievement of WashingtonEIN 91-0604913 | Education | WA | $4,003,185Mid-sized | 86.48 |
| Junior Achievement of Western PennsylvaniaEIN 25-0983059 | Education | PA | $2,690,555Small | 85.03 |
| Junior Achievement USAEIN 84-1267604 | Education | CO | $24,549,512Large | 82.27 |
| Junior League of AustinEIN 74-1168918 | Community Development | TX | $1,835,567Small | 82.49 |
| JVS SoCalEIN 95-1691012 | Human Services | CA | $17,858,410Large | 87.92 |
| K-State AthleticsEIN 48-6098838 | Education | KS | $70,203,458Large | 82.33 |
| KaBOOM!EIN 52-1970904 | Community Development | DC | $23,776,884Large | 86.93 |
| Kalamazoo Institute of ArtsEIN 38-1617060 | Arts, Culture, Humanities | MI | $3,408,204Small | 84.82 |
| Kansas Big Brothers Big SistersEIN 23-7056717 | Human Services | KS | $4,081,549Mid-sized | 80.28 |
| Kansas City Repertory TheatreEIN 43-1168979 | Arts, Culture, Humanities | MO | $7,243,463Mid-sized | 85.33 |
| Kansas Humane SocietyEIN 48-0554339 | Animals | KS | $4,469,887Mid-sized | 88.79 |
| Kansas University Alumni AssociationEIN 48-0291250 | Education | KS | $5,808,390Mid-sized | 85.00 |
| Kappa Kappa Gamma FoundationEIN 31-6049792 | Education | OH | $7,440,304Mid-sized | 87.45 |
| Kare Youth LeagueEIN 95-1869644 | Human Services | CA | $5,423,003Mid-sized | 86.10 |
| Kauffman Center for the Performing ArtsEIN 43-1866550 | Arts, Culture, Humanities | MO | $21,566,408Large | 89.45 |
| Kaufman Music CenterEIN 13-1991118 | Education | NY | $9,542,658Mid-sized | 85.13 |
| KC Healthy KidsEIN 20-4613795 | Human Services | KS | $1,307,625Small | 87.15 |
| KCBXEIN 23-7292203 | Arts, Culture, Humanities | CA | $1,284,419Small | 86.74 |
| KCTS TelevisionEIN 91-1221895 | Arts, Culture, Humanities | WA | $17,669,145Large | 82.68 |
| Keep a Child AliveEIN 73-1682844 | International | NY | $4,326,731Mid-sized | 85.72 |
| Keep Indianapolis BeautifulEIN 31-1005792 | Environment | IN | $3,788,027Mid-sized | 86.87 |
| Keepers of the WildEIN 88-0345277 | Animals | AZ | $2,285,639Small | 89.05 |
| Kelly Anne Dolan Memorial FundEIN 23-2108560 | Health | PA | $585,740Small | 81.65 |
| Kempe Foundation for the Prevention and Treatment of Child Abuse and NeglectEIN 84-1064295 | Human Services | CO | $2,336,850Small | 82.42 |
| Kentucky 4-H FoundationEIN 23-7437297 | Human Services | KY | $1,393,387Small | 88.38 |
| Kentucky Humane SocietyEIN 61-0463938 | Animals | KY | $6,720,440Mid-sized | 88.15 |
| Kentucky Museum of Art and CraftEIN 61-0985312 | Arts, Culture, Humanities | KY | $1,163,320Small | 80.39 |
| Kentucky OperaEIN 61-6013111 | Arts, Culture, Humanities | KY | $2,076,356Small | 84.47 |
| KERAEIN 75-2084961 | Arts, Culture, Humanities | TX | $23,975,652Large | 89.44 |
| Keys for Kids MinistriesEIN 38-1675000 | Religion | MI | $1,072,670Small | 83.74 |
| Khyentse FoundationEIN 91-2167303 | Religion | CA | $2,419,910Small | 86.56 |
| KickStart InternationalEIN 06-1613235 | International | CA | $6,397,358Mid-sized | 84.09 |
| Kickstart KidsEIN 52-1706526 | Human Services | TX | $5,641,072Mid-sized | 81.52 |
| Kid One TransportEIN 63-1165579 | Health | AL | $1,248,673Small | 82.73 |
| Kids Across America FoundationEIN 43-1348373 | Human Services | MO | $5,528,517Mid-sized | 83.82 |
| Kids ForwardEIN 39-0806301 | Human Services | WI | $1,716,644Small | 85.90 |
| KIDS HOPE USAEIN 38-3624308 | Human Services | MI | $2,079,753Small | 88.45 |
| Kids House of Seminole, Inc.EIN 59-3415005 | Human Services | FL | $1,716,211Small | 84.02 |
| Kids In Crisis, Inc.EIN 06-1027885 | Human Services | CT | $4,367,989Mid-sized | 89.40 |
| KidworksEIN 74-3081569 | Human Services | CA | $2,790,670Small | 88.21 |
| Kimberly Home Pregnancy Resource CenterEIN 59-2077208 | Human Services | FL | $1,606,722Small | 84.69 |
| King Street CenterEIN 23-7236312 | Human Services | VT | $1,454,291Small | 88.45 |
| Kingdom WorkersEIN 39-1656073 | Religion | WI | $2,650,173Small | 87.82 |
| Kinship UnitedEIN 36-4395095 | International | IL | $4,086,912Mid-sized | 89.39 |
| Kishwaukee Family YMCAEIN 36-2379643 | Human Services | IL | $3,529,997Mid-sized | 82.77 |
| KIXE-TVEIN 94-1569300 | Arts, Culture, Humanities | CA | $1,476,890Small | 85.09 |
| Knox Area Rescue MinistriesEIN 62-0670972 | Human Services | TN | $16,352,777Large | 89.48 |
| Knoxville Zoological GardensEIN 62-1034633 | Animals | TN | $11,148,856Mid-sized | 86.00 |
| KNPBEIN 88-0172215 | Arts, Culture, Humanities | NV | $4,049,715Mid-sized | 89.18 |
| Koahnic Broadcast CorporationEIN 92-0139738 | Arts, Culture, Humanities | AK | $2,479,153Small | 87.62 |
| Kohl Children's Museum of Greater ChicagoEIN 36-3706878 | Arts, Culture, Humanities | IL | $4,802,705Mid-sized | 86.88 |
| Kokomo Rescue MissionEIN 35-1104430 | Human Services | IN | $2,559,798Small | 88.60 |
| KVIEEIN 94-1421463 | Arts, Culture, Humanities | CA | $10,941,160Mid-sized | 86.34 |
| La Casa de las MadresEIN 94-2330864 | Human Services | CA | $2,590,639Small | 86.81 |
| La Jolla Music SocietyEIN 23-7148171 | Arts, Culture, Humanities | CA | $4,368,421Mid-sized | 85.59 |
| La Jolla PlayhouseEIN 95-1941117 | Arts, Culture, Humanities | CA | $19,706,336Large | 87.34 |