World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Kudamatsu | JPKUD | Japan |
| Kudat, Sabah | MYKUD | Malaysia |
| Kudruküla Sadam | EEKDR | Estonia |
| Kugui | JPKUG | Japan |
| Kuikhorne | NLKHO | Netherlands |
| Kuito Terminal | AOKOT | Angola |
| Kuivastu | EEKUI | Estonia |
| Kuji, Iwate | JPKJI | Japan |
| Kuji, Kagoshima | JPKKU | Japan |
| Kujiragaura | JPKRR | Japan |