| Carrier Code | Carrier Name |
| 31ZF | VITOL S.A. |
| 31ZG | TATSUMI MARINE (S) PTE LTD |
| 31ZH | EGUCHI KAZUHIRO |
| 31ZI | YUGENGAISHA KAIYUMARUGYOGYO |
| 31ZJ | DAELIM CORPORATION |
| 31ZK | TRAMO NAVIGATION LTD |
| 31ZL | AURORA TANKERS MANAGEMENT PTE LTD |
| 31ZM | OCEAN ENGINEERING?&?DEVELOPMENT CO., LTD. |
| 31ZN | TAIHEIYOFERRY KK |
| 31ZO | J.G. ROUSSOS SHIPPING S.A. |
| 31ZP | TOKYO SEAFOODS LTD. |
| 31ZQ | DALIAN RENCHENG SEAFOOD CO.,LTD |
| 31ZR | NANJING PETROLEUM TRANSPORTATION CO., LTD. |
| 31ZS | ASSOCIATED MARITIME COMPANY (HONG KONG) LIMITED |
| 31ZT | ARNEDO FINANCE INC |
