| Carrier Code | Carrier Name |
| PATN | PANATHENA MARITIME INC |
| PATY | PANAMERICAN TANKERS INC (PANAMA R P) |
| PAUL | PAUL SHIPPING COMPANY |
| PBBO | PBB OCEAN CARRIERS |
| PBCA | PRIMO BULK CARRIERS INC |
| PBCR | PETROBULK CARRIERS A/S |
| PBCU | PURITAN BENNETT CORPORATION GAS PRODUCTS DIVISION |
| PBIL | POLAR BEAR INC-LIBERIA |
| PBIU | PALM BEACH INTERNATIONAL SHIPPING CORP |
| PBSG | POBESING COMPANY S A |
| PBSS | PALM BEACH STEAMSHIP AGENCY INC |
| PCCC | PORT CLYDE CANNING COMPANY |
| PCCU | PERALTA CARRIERS CORPORATION |
| PCFW | PACIFIC WESTERN LINES |
| PCHU | POLYMIR |
