World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Suaru | EESUA | Estonia |
| Suaru Kalasadam | EESUK | Estonia |
| Subaim | IDSBM | Indonesia |
| Subic Bay | PHSFS | Philippines (the) |
| Sucurac | HRSUR | Croatia |
| Sucuraj | HRSUC | Croatia |
| Suda Bay | GRSUD | Greece |
| Sudavik | ISSUV | Iceland |
| Sudbury | CASUD | Canada |
| Süderstapel | DESUD | Germany |