| Pennsylania College Advising Corps | Academic & Science |
| Pennsylvania College Application Campaign | Academic & Science |
| Pennsylvania College Advising Corps | Academic & Science |
| Pacific Coast Apparel Company | Business |
| Personnel Certification Accreditation Committee | Business |
| Permanent Citizens Advisory Committee | Business |
| People's Community Action Corporation | Business |
| Privatization and Competition Advisory Committee | Business |
| Plano Chinese Alliance Church | Community |
| Pasadena Community Access Corporation | Community |
| Pacific Coast Athletic Conference | Community |
| Port Community Advisory Committee | Community |
| Penn Charter Aquatic Club | Community |
| Paul Creative Arts Center | Community |
| Pony Community Activity Centers | Community |
| The Power Cost Adjustment Clause | General |
| Parker Center Animal Clinic | General |
| Programa Campesino a Campesino | General |
| Primary Care Associates of California | General |
| Partial Conserved Axial Currents | General |
| Partially Conserved Axial Current | General |
| Partners for Clean Air Coalition | General |
| Parking Citation Assistance Center | General |
| Primary Control and Analysis Center | Governmental |
| Plymouth Community Arts Council | Governmental |
| Police Commissioners Association of Connecticut | Governmental |
| Placer Community Action Council | Governmental |
| Pleasanton Cultural Arts Council | Governmental |
| Pepperdine Colleges Against Cancer | Medical |
| Pharmacy Compounding Advisory Committee | Medical |
| Pick Collectors Against Cancer | Medical |
| Pike County Arts and Crafts | Regional |
