World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Iniö | FIINI | Finland |
| Inkerman | CAIKM | Canada |
| Inkom | USZIK | United States of America (the) |
| Inkoo (Ingå) | FIINK | Finland |
| Inndyr | NOIDR | Norway |
| Innhavet | NOINN | Norway |
| Innoshima | JPINS | Japan |
| Innvik | NOINV | Norway |
| Inobe | JPINO | Japan |
| Inokuchi, Ehime | JPIUH | Japan |