| Point Blue Conservation ScienceEIN 94-1594250 | Animals | CA | $12,617,172Mid-sized | 92.38 |
| Point FoundationEIN 84-1582086 | Education | CA | $4,447,216Mid-sized | 90.41 |
| Point of View MinistriesEIN 75-1751385 | Religion | TX | $988,848Small | 75.78 |
| Points of LightEIN 65-0206641 | Human Services | GA | $23,441,027Large | 77.58 |
| Polar Bears InternationalEIN 77-0322706 | Animals | MT | $1,642,353Small | 86.52 |
| PolarisEIN 03-0391561 | International | DC | $9,216,315Mid-sized | 98.04 |
| Police Athletic League of Jacksonville, Inc. EIN 23-7323006 | Human Services | FL | $1,949,161Small | 90.42 |
| Police Athletic League of PhiladelphiaEIN 23-1507837 | Human Services | PA | $3,407,234Small | 87.25 |
| Police Unity TourEIN 22-3530541 | Human Services | NJ | $3,980,580Mid-sized | 88.22 |
| PolicyLinkEIN 94-3297479 | Research and Public Policy | CA | $12,167,006Mid-sized | 88.22 |
| Polk Museum of ArtEIN 59-1226011 | Arts, Culture, Humanities | FL | $1,943,169Small | 74.67 |
| Pollinator PartnershipEIN 94-3283967 | Animals | CA | $1,072,782Small | 84.42 |
| Population CouncilEIN 13-1687001 | Health | NY | $85,432,557Large | 86.68 |
| Population Media CenterEIN 03-0358029 | International | VT | $6,960,706Mid-sized | 96.88 |
| Population Reference BureauEIN 53-0214030 | Research and Public Policy | DC | $9,157,354Mid-sized | 89.86 |
| Population Research InstituteEIN 54-1819935 | Research and Public Policy | VA | $1,368,353Small | 62.84 |
| Port Chester Carver CenterEIN 13-1832949 | Human Services | NY | $4,023,916Mid-sized | 94.74 |
| Port Discovery Children's MuseumEIN 52-1806933 | Arts, Culture, Humanities | MD | $4,505,453Mid-sized | 86.15 |
| Portland Art MuseumEIN 93-0391604 | Arts, Culture, Humanities | OR | $16,866,878Large | 89.68 |
| Portland Museum of ArtEIN 01-0378420 | Arts, Culture, Humanities | ME | $7,220,372Mid-sized | 87.89 |
| Portland OperaEIN 93-6034321 | Arts, Culture, Humanities | OR | $7,109,987Mid-sized | 86.48 |
| Positive Alternative Radio, Inc.EIN 52-1440112 | Religion | VA | $6,423,088Mid-sized | 77.56 |
| Positive Coaching AllianceEIN 77-0485946 | Human Services | CA | $11,651,421Mid-sized | 89.88 |
| Positive Futures Network (YES! Magazine)EIN 91-1715916 | Arts, Culture, Humanities | WA | $2,114,623Small | 85.99 |
| Potter Children's Home & Family MinistriesEIN 61-0458379 | Human Services | KY | $2,153,493Small | 81.69 |
| Potter League for AnimalsEIN 05-0301553 | Animals | RI | $2,005,372Small | 84.48 |
| Potter's Field Ranch, IncEIN 68-0569892 | Religion | MT | $2,366,407Small | 62.47 |
| Power to DecideEIN 52-1974611 | Human Services | DC | $12,806,259Mid-sized | 91.21 |
| PowerMyLearningEIN 13-3935309 | Education | NY | $11,164,760Mid-sized | 92.61 |
| PowerPoint MinistriesEIN 75-2534680 | Religion | TX | $5,223,113Mid-sized | 81.17 |
| Prader-Willi Syndrome Association (USA)EIN 41-1306908 | Health | FL | $1,917,524Small | 84.42 |
| Prairie Public BroadcastingEIN 45-0276899 | Arts, Culture, Humanities | ND | $8,052,656Mid-sized | 91.29 |
| Prairie State Legal ServicesEIN 37-1030764 | Human and Civil Rights | IL | $11,009,442Mid-sized | 93.00 |
| Praise NetworkEIN 47-0716006 | Religion | NE | $1,087,687Small | 64.56 |
| Pratham USAEIN 76-0620808 | Education | TX | $16,798,773Large | 98.23 |
| Pray AmericaEIN 38-1992182 | Religion | MI | $1,285,913Small | 70.05 |
| Preble StreetEIN 01-0418917 | Human Services | ME | $12,790,295Mid-sized | 93.78 |
| Precept Ministries InternationalEIN 62-0841438 | Religion | TN | $11,730,640Mid-sized | 81.08 |
| Preemptive Love CoalitionEIN 26-2450109 | International | TX | $3,546,473Mid-sized | 94.32 |
| Pregnancy Decision Health CentersEIN 31-1002913 | Health | OH | $1,362,244Small | 80.85 |
| Pregnancy Resource CenterEIN 38-2591608 | Health | MI | $2,042,964Small | 83.44 |
| Prep for PrepEIN 13-2613383 | Education | NY | $11,714,371Mid-sized | 90.08 |
| Presbyterian Children's Homes and Services of MissouriEIN 43-1699263 | Human Services | MO | $8,536,097Mid-sized | 75.25 |
| Presbyterian Children's Homes and Services of Texas and LouisianaEIN 75-0818172 | Human Services | TX | $15,910,318Large | 95.17 |
| Presbyterian Home for Children, ALEIN 63-0307953 | Human Services | AL | $2,403,136Small | 83.17 |
| Presbyterian Lay CommitteeEIN 13-2548997 | Religion | TN | $1,217,138Small | 76.93 |
| Presbyterian Medical Care MissionEIN 75-1910600 | Health | TX | $8,735,222Mid-sized | 89.48 |
| Presbyterian Night ShelterEIN 75-1985591 | Human Services | TX | $6,427,364Mid-sized | 97.07 |
| Presbyterian Reformed Ministries InternationalEIN 73-1026057 | Religion | NC | $862,344Small | 71.68 |
| Preservation Alliance for Greater PhiladelphiaEIN 23-2106589 | Arts, Culture, Humanities | PA | $730,256Small | 73.70 |
| Preservation Trust of VermontEIN 03-0281195 | Arts, Culture, Humanities | VT | $2,651,411Small | 84.04 |
| Preservation VirginiaEIN 54-0568800 | Arts, Culture, Humanities | VA | $3,746,830Mid-sized | 86.84 |
| Pretty Lake CampEIN 38-1359229 | Human Services | MI | $1,354,261Small | 76.96 |
| Prevent BlindnessEIN 36-3667121 | Health | IL | $10,604,924Mid-sized | 89.68 |
| Prevent Cancer FoundationEIN 52-1429544 | Health | VA | $7,131,197Mid-sized | 91.24 |
| Prevent Child Abuse AmericaEIN 23-7235671 | Human Services | IL | $4,602,915Mid-sized | 96.30 |
| Prevent Child Abuse North CarolinaEIN 58-1366718 | Human Services | NC | $1,582,560Small | 86.65 |
| Preventive Cardiovascular Nurses AssociationEIN 39-1804895 | Health | WI | $2,075,872Small | 84.04 |
| Prichard Committee for Academic ExcellenceEIN 61-1026214 | Education | KY | $1,518,099Small | 90.86 |
| Pride FoundationEIN 91-1325007 | Human and Civil Rights | WA | $4,280,994Mid-sized | 97.09 |