World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Speyer | DESPE | Germany |
| Spiekeroog | DESPI | Germany |
| Spiere (Espierres) | BESPI | Belgium |
| Spijkenisse | NLSPI | Netherlands |
| Spillville | USLX8 | United States of America (the) |
| Spisský Stiavnik | SKDF4 | Slovakia |
| Spitz | ATSPZ | Austria |
| Spjelkavik | NOSPV | Norway |
| Split | HRSPU | Croatia |
| Split Lake | CASLK | Canada |