World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Kosta Ermionidas | GRKEM | Greece |
| Kostelec nad Labem | CZKSL | Czechia |
| Kösten | DEKTN | Germany |
| Kostomloty | PLKLY | Poland |
| Kostomuksha | RUKMA | Russian Federation (the) |
| Kostrena | HRKOS | Croatia |
| Kostyukovichi | BYKYC | Belarus |
| Kosuki | JPKSX | Japan |
| Kota Belud, Sabah | MYKBD | Malaysia |
| Kota Bharu | MYKBR | Malaysia |