| People's City MissionEIN 47-0376896 | Human Services | NE | $12,891,089Mid-sized | 85.37 |
| People's Light & Theatre CompanyEIN 23-7313407 | Arts, Culture, Humanities | PA | $5,886,469Mid-sized | 88.74 |
| People's Resource CenterEIN 36-3157600 | Human Services | IL | $9,360,167Mid-sized | 93.91 |
| Peoria Rescue MinistriesEIN 37-0804158 | Human Services | IL | $3,364,645Small | 92.60 |
| Per ScholasEIN 04-3252955 | Human Services | NY | $11,859,128Mid-sized | 93.35 |
| Performing Animal Welfare SocietyEIN 94-3005157 | Animals | CA | $3,534,605Mid-sized | 94.64 |
| Performing Arts Fort Worth/Bass Performance HallEIN 75-2457270 | Arts, Culture, Humanities | TX | $18,255,674Large | 95.05 |
| Perkins School for the BlindEIN 04-2103616 | Education | MA | $69,957,149Large | 86.76 |
| Perot Museum of Nature and ScienceEIN 75-6067569 | Arts, Culture, Humanities | TX | $27,785,810Large | 90.75 |
| Person-to-PersonEIN 06-1422248 | Human Services | CT | $13,235,693Mid-sized | 91.99 |
| Pet Adoption FundEIN 95-3842460 | Animals | CA | $549,106Small | 82.91 |
| Pet Alliance of Greater OrlandoEIN 59-0637883 | Animals | FL | $6,314,602Mid-sized | 87.62 |
| Pet HelpersEIN 57-0802283 | Animals | SC | $1,695,746Small | 73.66 |
| Pet Orphans of Southern CaliforniaEIN 23-7267769 | Animals | CA | $1,069,131Small | 69.43 |
| Pet PartnersEIN 91-1158281 | Health | WA | $3,030,690Small | 87.24 |
| Peter Westbrook FoundationEIN 13-3412917 | Human Services | NY | $607,425Small | 89.28 |
| Petersen Automotive MuseumEIN 95-4739699 | Arts, Culture, Humanities | CA | $20,476,879Large | 86.62 |
| Peterson Institute for International EconomicsEIN 52-1226967 | Research and Public Policy | DC | $14,090,558Large | 92.29 |
| Petfinder FoundationEIN 87-0694641 | Animals | AZ | $1,439,688Small | 95.38 |
| Pets in NeedEIN 94-6139667 | Animals | CA | $2,138,611Small | 91.81 |
| PetSmart CharitiesEIN 93-1140967 | Animals | AZ | $65,126,799Large | 97.71 |
| PFLAGEIN 95-3750694 | Human and Civil Rights | DC | $2,849,515Small | 83.13 |
| Pheasants ForeverEIN 41-1429149 | Animals | MN | $66,057,628Large | 89.87 |
| PhilabundanceEIN 23-2290505 | Human Services | PA | $52,843,000Large | 82.46 |
| Philadelphia Academies Inc.EIN 22-2442433 | Education | PA | $2,410,670Small | 83.11 |
| Philadelphia Chamber Music SocietyEIN 22-2736249 | Arts, Culture, Humanities | PA | $1,739,729Small | 85.17 |
| Philadelphia Film SocietyEIN 23-3077468 | Arts, Culture, Humanities | PA | $3,976,191Mid-sized | 91.87 |
| Philadelphia FuturesEIN 23-1365983 | Education | PA | $3,304,840Small | 91.49 |
| Philadelphia Museum of ArtEIN 23-1365388 | Arts, Culture, Humanities | PA | $72,936,362Large | 91.10 |
| Philadelphia Ronald McDonald HouseEIN 23-7377505 | Health | PA | $4,946,474Mid-sized | 95.67 |
| Philadelphia Volunteers for the Indigent ProgramEIN 23-2210390 | Human and Civil Rights | PA | $1,312,766Small | 95.59 |
| Philanthropy OhioEIN 31-1111842 | Human Services | OH | $1,756,070Small | 86.20 |
| Philbrook Museum of ArtEIN 73-0579279 | Arts, Culture, Humanities | OK | $8,027,679Mid-sized | 87.15 |
| Phillips Brook House AssociationEIN 04-6046123 | Community Development | MA | $3,011,296Small | 89.37 |
| Phipps Center for the ArtsEIN 39-1360778 | Arts, Culture, Humanities | WI | $1,446,489Small | 73.52 |
| Phipps Conservatory and Botanical GardensEIN 25-1492587 | Environment | PA | $12,253,992Mid-sized | 92.53 |
| Phoenix Art MuseumEIN 86-0072608 | Arts, Culture, Humanities | AZ | $11,109,601Mid-sized | 77.95 |
| Phoenix DayEIN 86-0096782 | Education | AZ | $1,639,888Small | 83.39 |
| Phoenix Rescue MissionEIN 86-6057771 | Human Services | AZ | $13,554,905Large | 82.30 |
| Phoenix TheatreEIN 86-0108839 | Arts, Culture, Humanities | AZ | $5,705,039Mid-sized | 83.20 |
| Phoenix ZooEIN 86-0174843 | Animals | AZ | $27,229,784Large | 92.39 |
| Physician Health ServicesEIN 22-3234975 | Health | MA | $1,721,046Small | 86.24 |
| Physicians for Human RightsEIN 22-2488437 | International | NY | $6,518,811Mid-sized | 92.10 |
| Physicians for PeaceEIN 54-1532165 | International | VA | $1,059,930Small | 82.56 |
| Physicians for Reproductive HealthEIN 13-3693391 | Human and Civil Rights | NY | $5,505,425Mid-sized | 98.88 |
| Physicians for Social ResponsibilityEIN 23-7059731 | International | DC | $1,371,094Small | 83.07 |
| Pico National NetworkEIN 94-2206497 | Community Development | CA | $16,391,482Large | 89.67 |
| Piedmont Park ConservancyEIN 58-1551369 | Environment | GA | $3,079,715Small | 83.89 |
| Pikes Peak United WayEIN 84-0511799 | Community Development | CO | $5,077,558Mid-sized | 83.54 |
| Pilchuck Glass SchoolEIN 91-0963132 | Education | WA | $3,122,448Small | 75.73 |
| Pilgrim AfricaEIN 81-0661745 | International | WA | $2,558,225Small | 78.62 |
| PillarsEIN 39-1447152 | Human Services | WI | $1,699,635Small | 88.89 |
| Pillsbury United CommunitiesEIN 41-0916478 | Community Development | MN | $11,589,967Mid-sized | 93.91 |
| PILnetEIN 20-5087783 | Human and Civil Rights | NY | $2,197,652Small | 79.59 |
| Pinchot Institute for ConservationEIN 52-1935342 | Environment | DC | $1,567,804Small | 77.83 |
| Pine Street InnEIN 04-2516093 | Human Services | MA | $49,273,691Large | 89.69 |
| Pinelands Preservation AllianceEIN 52-1641512 | Environment | NJ | $1,787,425Small | 91.11 |
| Pinellas Education FoundationEIN 59-2688253 | Education | FL | $6,690,497Mid-sized | 93.39 |
| Pioneer Bible TranslatorsEIN 23-7433923 | Religion | TX | $12,249,039Mid-sized | 96.63 |
| Pioneer InstituteEIN 22-2632081 | Research and Public Policy | MA | $2,124,432Small | 91.51 |