Seaports
| Seaport Name | Seaport Code | Country |
|---|---|---|
| Sao Luiz De Maranh | BRITQ | Brazil |
| Sao Luiz | BRITQ | Brazil |
| Santos | BRSSZ | Brazil |
| Salvador (Bahia) | BRSSA | Brazil |
| Sorrel | CASOR | Canada |
| Seven Islands | CASEI | Canada |
| Sarnia | CASNI | Canada |
| Sydney (Can) | CASYD | Canada |
| Shelburne | CASBU | Canada |
| St. John`S (Can) | CASJF | Canada |
| St. Andrews | CASAD | Canada |
| Saint John | CASJB | Canada |
| Stewart | CASTW | Canada |
| Skidegate | CASKI | Canada |
| St. Vincent (Cv) | VCSVD | Cape Verde |
| Sal Island | CVSAI | Cape Verde |
| San Vicente | CLSVE | Chile |
| San Gregory | CLSGR | Chile |
| San Antonio | CLSAI | Chile |
| Swatow | CNSWA | China |