World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Imi | JPIMM | Japan |
| Immingham | GBIMM | United Kingdom |
| Imperatriz | BRIMP | Brazil |
| Imperia | ITIMP | Italy |
| Imperial | CASIM | Canada |
| Ina | JPINA | Japan |
| Inagua | BSIGA | Bahamas |
| Inampulugan Island | PHINP | Philippines (the) |
| Inanwatan | IDINA | Indonesia |
| Inatori | JPINR | Japan |