| Warrior Canine ConnectionEIN 45-2981579 | Human Services | MD | $2,358,081Small | 92.22 |
| Warrior Foundation Freedom StationEIN 20-0067633 | Human Services | CA | $972,695Small | 96.66 |
| Warriors & Quiet Waters FoundationEIN 20-8837637 | Human Services | MT | $1,244,717Small | 91.61 |
| Washington Area Women's FoundationEIN 52-2028612 | Human and Civil Rights | DC | $2,904,418Small | 91.40 |
| Washington Business WeekEIN 91-1048245 | Education | WA | $1,085,341Small | 71.49 |
| Washington Environmental CouncilEIN 91-0839385 | Environment | WA | $2,813,289Small | 94.31 |
| Washington Legal FoundationEIN 52-1071570 | Human and Civil Rights | DC | $2,450,099Small | 75.08 |
| Washington Low Income Housing AllianceEIN 91-1599354 | Research and Public Policy | WA | $1,115,090Small | 76.62 |
| Washington Office on Latin AmericaEIN 52-1249353 | International | DC | $3,393,689Small | 94.00 |
| Washington Performing Arts SocietyEIN 52-6062439 | Arts, Culture, Humanities | DC | $7,236,213Mid-sized | 81.71 |
| Washington Policy CenterEIN 91-1752769 | Research and Public Policy | WA | $2,233,003Small | 82.76 |
| Washington Trails AssociationEIN 91-0900134 | Environment | WA | $4,256,309Mid-sized | 94.55 |
| Waste NotEIN 86-0650514 | Human Services | AZ | $6,247,728Mid-sized | 94.69 |
| Water Education FoundationEIN 94-2419885 | Environment | CA | $1,628,426Small | 86.08 |
| Water for GoodEIN 32-0112278 | International | IN | $2,081,524Small | 83.60 |
| Water For PeopleEIN 84-1166148 | International | CO | $19,670,868Large | 94.47 |
| Water for South SudanEIN 20-0291592 | International | NY | $812,042Small | 91.32 |
| Water MissionEIN 57-1116978 | International | SC | $17,801,554Large | 92.92 |
| Water Street MinistriesEIN 23-6004676 | Human Services | PA | $8,892,212Mid-sized | 87.22 |
| Water.orgEIN 58-2060131 | International | MO | $31,722,969Large | 95.99 |
| WaterAid AmericaEIN 30-0181674 | International | NY | $10,641,812Mid-sized | 87.71 |
| Waterfire ProvidenceEIN 22-2951612 | Arts, Culture, Humanities | RI | $2,509,312Small | 86.47 |
| Watoto Child Care Ministry, Inc.EIN 59-3445250 | International | FL | $6,902,949Mid-sized | 86.49 |
| Wave HillEIN 13-6178903 | Environment | NY | $7,249,821Mid-sized | 87.08 |
| WAY Media Inc.EIN 59-2659856 | Religion | CO | $13,639,913Large | 80.12 |
| Way to GrowEIN 71-0956749 | Education | MN | $2,482,645Small | 79.63 |
| Wayfinder Family Services dba Junior Blind EIN 95-1977659 | Human Services | CA | $27,208,764Large | 97.23 |
| Wayne Council of Parent Teacher OrganizationsEIN 22-3282304 | Education | NJ | $1,273,298Small | 63.96 |
| Wayside Christian MissionEIN 61-0667139 | Human Services | KY | $4,993,939Mid-sized | 84.83 |
| Wayside HouseEIN 59-1590644 | Health | FL | $2,998,710Small | 94.74 |
| WBGOEIN 22-2137728 | Arts, Culture, Humanities | NJ | $5,107,014Mid-sized | 85.32 |
| WCPEEIN 56-1061859 | Arts, Culture, Humanities | NC | $1,590,394Small | 62.65 |
| WE ACT for Environmental JusticeEIN 13-3800068 | Community Development | NY | $2,286,133Small | 97.44 |
| We Care ProgramEIN 63-0842141 | Religion | AL | $2,425,602Small | 72.40 |
| WE CharityEIN 16-1533544 | International | NY | $35,143,503Large | 94.74 |
| We Raise FoundationEIN 84-0404924 | Religion | IL | $3,253,785Small | 78.74 |
| Wears Valley RanchEIN 58-1933629 | Human Services | TN | $2,034,657Small | 88.23 |
| WEAVEEIN 94-2493158 | Human Services | CA | $6,294,326Mid-sized | 88.29 |
| Weingarten Children's CenterEIN 94-1706320 | Education | CA | $2,156,711Small | 73.61 |
| Weld Food BankEIN 74-2244826 | Human Services | CO | $21,709,830Large | 100.00 |
| Wellfleet Harbor Actors TheaterEIN 04-3491049 | Arts, Culture, Humanities | MA | $5,347,405Mid-sized | 74.26 |
| Wellspring Family ServicesEIN 91-0567261 | Human Services | WA | $15,734,040Large | 87.71 |
| Wellspring HouseEIN 04-2735048 | Human Services | MA | $2,248,487Small | 91.57 |
| Wellspring LivingEIN 58-2614182 | Human Services | GA | $3,256,039Small | 85.50 |
| Wesley Community CenterEIN 74-1132578 | Human Services | TX | $3,783,210Mid-sized | 95.80 |
| West Central InitiativeEIN 36-3453471 | Community Development | MN | $6,374,827Mid-sized | 89.90 |
| West Michigan Youth for ChristEIN 38-1578801 | Religion | MI | $1,455,317Small | 90.60 |
| West Point Association of GraduatesEIN 14-1260763 | Education | NY | $49,294,411Large | 93.17 |
| West Seattle Food BankEIN 91-1464412 | Human Services | WA | $3,293,471Small | 85.58 |
| West Side Catholic CenterEIN 34-1244687 | Human Services | OH | $2,838,582Small | 92.66 |
| West Suburban Community PantryEIN 36-3857072 | Human Services | IL | $2,149,139Small | 83.75 |
| West Texas Food BankEIN 75-2057692 | Human Services | TX | $12,418,548Mid-sized | 87.75 |
| West Valley Community ServicesEIN 94-2211685 | Community Development | CA | $3,489,431Small | 84.66 |
| West Virginia Symphony OrchestraEIN 55-0339426 | Arts, Culture, Humanities | WV | $3,126,824Small | 79.23 |
| Westerly Public Library and Wilcox ParkEIN 05-0259005 | Arts, Culture, Humanities | RI | $2,910,579Small | 91.84 |
| Western Carolina Rescue MinistriesEIN 56-1249407 | Human Services | NC | $2,458,140Small | 81.89 |
| Western Center on Law & PovertyEIN 95-2897721 | Human and Civil Rights | CA | $4,003,531Mid-sized | 88.05 |
| Western Conservation FoundationEIN 33-1107506 | Environment | CO | $13,659,422Large | 87.14 |
| Western Environmental Law CenterEIN 93-1010269 | Environment | OR | $2,183,909Small | 97.58 |
| Western Folklife CenterEIN 87-0447025 | Arts, Culture, Humanities | NV | $1,849,113Small | 81.43 |