World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Coega | ZAZBA | South Africa |
| Coevorden | NLCOE | Netherlands |
| Coffs Harbour | AUCFS | Australia |
| Cognac | FRCNG | France |
| Cognocoli | FRONY | France |
| Cogo | GQCOG | Equatorial Guinea |
| Cohasset | CACHS | Canada |
| Coina | PTCNA | Portugal |
| Cokeville | USYWW | United States of America (the) |
| Colborne | CACLB | Canada |