World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Scottsdale | USSTZ | United States of America (the) |
| Scottsville | USTTS | United States of America (the) |
| Scourie | GBRIE | United Kingdom |
| Scrabster | GBSCR | United Kingdom |
| Scunthorpe | GBSCP | United Kingdom |
| Se/Izuhara | JPSEQ | Japan |
| Sea Cliff | US7OL | United States of America (the) |
| Seaford | GBSFR | United Kingdom |
| Seaforth | GBSEF | United Kingdom |
| Seaham | GBSEA | United Kingdom |