World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Konotopa | PLMK9 | Poland |
| Konoura | JPKNO | Japan |
| Konstanz | DEKON | Germany |
| Kontias Limnou | GRKNS | Greece |
| Koodoo Fisheries | MVKFP | Maldives |
| Koolan Island | AUKOI | Australia |
| Kopanós | GRKPS | Greece |
| Kopasker - høfn | ISKOP | Iceland |
| Kópavogur | ISKOV | Iceland |
| Koper | SIKOP | Slovenia |