World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Iona | CAION | Canada |
| Ios | GRIOS | Greece |
| Ipil/Zamboanga | PHIPE | Philippines (the) |
| Ipixuna | BRIXA | Brazil |
| Ipswich | AUIPS | Australia |
| Ipswich | GBIPS | United Kingdom |
| Iqaluit | CAIQL | Canada |
| Iquique | CLIQQ | Chile |
| Iquitos | PEIQT | Peru |
| Irago | JPIRK | Japan |