World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Carboor | AUCBO | Australia |
| Carbost | GBCAB | United Kingdom |
| Carcaixent | ESCCX | Spain |
| Cárdenas | CUCAR | Cuba |
| Cardiff | GBCDF | United Kingdom |
| Cardigan (Aberteifi) | GBCAR | United Kingdom |
| Cardinal | CACDN | Canada |
| Cardington | GBC5T | United Kingdom |
| Careiro da Várzea | BRCVZ | Brazil |
| Carenage | TTCRN | Trinidad and Tobago |