| Carrier Code | Carrier Name |
| PILU | PACIFIC INTERNATIONAL |
| PIOU | PIONEER SHIPPING LTD |
| PIRB | PITRIA RAINBOW AND OWNERS |
| PIRO | PIROSMANI SHIPPING CO LTD |
| PIXL | PIX LINE |
| PKPC | PARK TRANSPORT CO |
| PKRB | PARKER BOAT LINE INC |
| PLBL | PALMER BARGE LINES |
| PLED | PLEIADES SHIPPING AGENTS S A |
| PLGU | TRANS CARIBE |
| PLIL | PALLINI SHIPPING CO LIMITED OF NICOSIA CYPRUS |
| PLIU | PRUDENTIAL GRACE LINES INC |
| PLLU | POLYNESIA LINE LTD |
| PLMU | PLM INTERNATIONAL INC |
| PLOR | PELORUS OCEAN LINE LIMITED |
