Vi har så langt registrert 1 300 havner
| Navn | Grunnlagt | | Cork, Irland. | |
| Corner Brook | |
| Cornwall | |
| Corunna, Spania | |
| Coryton, UK | |
| Cotonou, Benin | |
| Cowes, UK | |
| Crotone, Italia | |
| Curacao, Netherlands Antilles | |
| Cuxhaven, Tyskland | |
| Dagenham Dock, UK | |
| Dairen, China | |
| Dakar, Senegal | |
| Dale, Norge | |
| Dalian, Kina | |
| Dalsbruk, Finnland | |
| Damman, Norge | |
| Danmark | |
| Danzig, Polen | |
| Dar es Salaam, Tanzania | |
| Dartmouth, UK | |
| Darwin, Northern Territory, Australia | |
| Das Island, Abu Dhabi, United Arab Emirates | |
| Dauglas, Turkey | |
| Davisville, Rhode Island, USA | |
