World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Casey Station | AQCAS | Antarctica |
| Casiguran/Siain | PHCGG | Philippines (the) |
| Casilda | CUCAS | Cuba |
| Casillas Flores | ESCFL | Spain |
| Casselberry | USCIB | United States of America (the) |
| Casselton | USRWX | United States of America (the) |
| Cassopolis | USCZI | United States of America (the) |
| Cassville | USXSS | United States of America (the) |
| Castañas | PHCST | Philippines (the) |
| Castel Volturno | ITAEL | Italy |