World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Stura | NOSTU | Norway |
| Sturton by Stow | GBURT | United Kingdom |
| Stykkisholmur - høfn | ISSTY | Iceland |
| Stylis (Stylída) | GRSYS | Greece |
| Styrtom | DKEOT | Denmark |
| Su Tu Den | VNSTD | Viet Nam |
| Sual | PHSUA | Philippines (the) |
| Suao | TWSUO | Taiwan (Province of China) |
| Suape Pt / Ipojuca | BRSUA | Brazil |
| Suaran | IDSUA | Indonesia |