World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Suttsu | JPSTU | Japan |
| Suur-Holmi | EESHL | Estonia |
| Suur-Lootsi | EESUL | Estonia |
| Suurpea | EESUR | Estonia |
| Suursadam | EESUS | Estonia |
| Suursaq | XZSUU | Installations in International Waters |
| Suva | FJSUV | Fiji |
| Suwa | JPSUW | Japan |
| Suwon | KRSUO | Korea, Republic of |
| Suzhou | CNSZH | China |