World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Klingnau | CHRGU | Switzerland |
| Klinsky Rayon | RUKLR | Russian Federation (the) |
| Klintebjerg | DKKBG | Denmark |
| Klintehamn | SEKLI | Sweden |
| Klintholm Havn | DKKLH | Denmark |
| Klipheuwel | ZA2WC | South Africa |
| Kloosterveen | NLKLV | Netherlands |
| Kluisbergen | BEKSR | Belgium |
| Klundert | NLKLU | Netherlands |
| Klusserath | DEKLX | Germany |