| Abbreviation | Definition |
|---|---|
| PBN | Paul Bunyan Network |
| PBQ | Painted Bride Quarterly |
| PBS | People Busily Speaking |
| PBS | Post Book Syndrome |
| PBS | Pretty Boring Shows |
| PBS | Public Broadcasting System |
| PBX | Punctuation |
| PC | Perfume Chowk |
| PC | Pervasive Computing |
| PC | Political Correctness |
| PC | Program Camera |
| PC | Program Change |
| PCA | Publication Consistency Assumption |
| PCC | People's Computer Company |
| PCE | Premium Color Edition |
| PCIJ | Philippine Center for Investigative Journalism |
| PCIN | Property Casualty Insurance News |
| PCK | Phua Chu Kang |
| PCLI | Press Club of Long Island |
| PCM | Portland Community Media |