| Abbreviation | Definition |
|---|---|
| PIP | Practice Incentive Payment |
| PITB | Playin in the Band |
| PJ | Pacific Jazz |
| PJ | Pearl Jam |
| PJ | Perpetuum Jazzile |
| PJB | Pat Jordan Band |
| PJCE | Portland Jazz Composers Ensemble |
| PJN | Polish Jazz Network |
| PJN | Polka Jammer Network |
| PJO | Philadelphia Jazz Orchestra |
| PJQ | Phoenix Jazz Quartet |
| PJS | Pearl Jam Signature |
| PJU | Paris Jazz Underground |
| PK | Proteus Keyboard |
| PKGD | Philip K. Glass Dick |
| PKM | Pilipinas Kong Mahal (My Beloved Philippines) |
| PLBB | Poi Lam Brass Band |
| PLF | Peace, Love, Freedom |
| PLIM | Peer Learning In Music |
| PLJR | Peace & Love & Jigs & Reels |