World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Seahouses | GBSHU | United Kingdom |
| Seal Sands | GBXSS | United Kingdom |
| Searsport | USSRP | United States of America (the) |
| Seaton | GBEON | United Kingdom |
| Seattle | USSEA | United States of America (the) |
| Seaview | GBSVW | United Kingdom |
| Seaview | NZSEA | New Zealand |
| Sebangan Bay, Kalimantan | IDSEB | Indonesia |
| Sebree | USYSB | United States of America (the) |
| Secovlje | SISEC | Slovenia |