World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Kokkola (Karleby) | FIKOK | Finland |
| Koko | NGKOK | Nigeria |
| Kokubo | JPKKB | Japan |
| Kokura | JPKOK | Japan |
| Kolaka | IDKOL | Indonesia |
| Kolambugan/Iligan | PHKOL | Philippines (the) |
| Kolárovo | SKKAO | Slovakia |
| Kolby Kås | DKKOK | Denmark |
| Kolding | DKKOL | Denmark |
| Kole Terminal | CMKOL | Cameroon |