People’s Rights Fund (PRF)

Pew Charitable Trusts

Phelps Stokes Fund

Physicians for a National Health Program (PNHP)

Physicians for Human Rights – Israel (PHRI)

Physicians for Human Rights (PHR)

Physicians for Social Responsibility (PSR)

Piper Fund

Planethood Foundation (PF)

Planned Parenthood Federation of America (PPFA)

Planners Network (PN)

Playboy Foundation

Ploughshares Fund (PF)

Plowshares

Political Research Associates (PRA)

Popular Front for the Liberation of Palestine (PFLP)

Population Connection (Zero Population Growth) (PC-ZPG)

Portland Seven

Portland Six (PS)

Prairie Fire Organizing Committee (PFOC)

Prepare New York (PNY)

Presbyterian Church USA (PCUSA)

Presbyterians for Earth Care (PEC)

Presidential Climate Action Project (PCAP)

Prince Alwaleed Center for Muslim-Christian Understanding (PACMCU)