| Abbreviation | Definition |
|---|---|
| POC | Purdue Outing Club |
| POCA | Pantera Owners Club of America |
| POCC | Philadelphia Organic Chemists' Club |
| POCC | Philadelphia Outrigger Canoe Club |
| POCG | Porsche Owners Club Germany |
| POCI | Pontiac Oakland Club International |
| POFC | Park Orchards Football Club |
| POMC | Pagans Outlaw Motorcycle Club |
| PONC | Penn Ohio Newfoundland Club |
| POTC | Peoria Obedience Training Club |
| POWCA | Peace Officers' Wives Clubs Affiliated (Whittier, CA) |
| PPCC | Palmetto Personal Computer Club |
| PPCC | Park Point Community Club |
| PPCC | Porn Pedallers Cycling Club |
| PPCP | Purina Parent Club Partnership |
| PPFC | Petit Parc Football Club |
| PPFC | Point Pleasant Fishing Club |
| PPLC | Pittsburgh Premier Lacrosse Club |
| PPMS | Pre-Professional Medical Society |
| PPSC | Pinoy Pen Spinning Community |