World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Cazenovia | USZCZ | United States of America (the) |
| Cazin | BA4CA | Bosnia and Herzegovina |
| Ceann a Gharaidh, Eriskay | GBCAG | United Kingdom |
| Cebolla | ESEBO | Spain |
| Cebu | PHCEB | Philippines (the) |
| Cecina | ITCEC | Italy |
| Cedar Bluffs | USC3B | United States of America (the) |
| Cedar Grove | USYCG | United States of America (the) |
| Cedar Grove | USXZA | United States of America (the) |
| Cedar Lake | USCDU | United States of America (the) |