| Abbreviation | Definition |
|---|---|
| PAST | International Symposium on Phased Array Systems and Technology |
| PATC | Pennsylvania Autism Training Conference |
| PATH | Positive Approach to Teen Health |
| PAWC | Professional Agricultural Workers Conference |
| PAX | Penny Arcade Expo |
| PBBC | Performance Based Budgeting Conference |
| PCAC | Pacific Coast Athletic Conference |
| PCBC | Pacific Coast Builders Conference |
| PCC | IEEE Professional Communication Society Conference |
| PCC | Pacific Coast Conference |
| PCC | Presidents Confefence Committee |
| PCC | Presidents Conference Committee |
| PCC | Presidents' Conference Committee |
| PCCC | International Phoenix Conference on Computers and Communications |
| PCCC | Palomar Christian Conference Center |
| PCCC | Post Combustion Capture Conference |
| PCCL | Pennsylvania Conference of Catechetical Leaders |
| PCE | Pre Conference Event |
| PCE | Private Consumption Expenditure |
| PCICON | IEEE Petroleum and Chemical Industry CONference |