| Abbreviation | Definition |
|---|---|
| PRO | Pray Review Organize |
| PROG | Puppeteers Reaching Out for God |
| PROMISE | Partners Reaching Out to Motivate, Inspire, Strengthen, and Empower |
| PROMPT | Presbyterian Resources On Ministers and Personnel Tracking |
| PROOF | Preaching the Reality Of Optical Faith |
| PROPER | Preachers Reaching Oppressed People Expecting Restoration |
| PROUD | People Reaching Out for Unity and Diversity |
| PROVEN | Passionate, Repentant, Open, Victorious, Eternal, Networked |
| PROVERBS | Pupils Relying On Village Elders for Religion, Baptism, and Salvation |
| PRRI | Public Religion Research Institute |
| PRS | Philosophy and Religious Studies |
| PSALM | Poblo Sponsor A Lutheran Missionary |
| PSALT | Presbyterians Standing for Apostolic Love and Truth |
| PSBC | Pump Springs Baptist Church |
| PSCC | Puget Sound Christian Center |
| PSCC | Puget Sound Christian Clinic |
| PSCE | Parents Supporting Christian Education |
| PSCF | Perspectives on Science and Christian Faith |
| PSCO | Philadelphia Seminar on Christian Origins |
| PSCO | Philadelphia Seminar on Christians Origins |