World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Csömör | HUCMR | Hungary |
| Cua Cam Terminal | VNCCA | Viet Nam |
| Cua Lo | VNCUA | Viet Nam |
| Cua Viet Port | VNCUV | Viet Nam |
| Cuan Ferry, Seil | GBCUA | United Kingdom |
| Cuarte de Huerva | ESCUD | Spain |
| Cuatreros/Bahia Blanca | ARCUA | Argentina |
| Cuautla | MXCTL | Mexico |
| Cubatão | BRCUO | Brazil |
| Cubuklu | TRCUB | Türkiye |