World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| Sindangan/Ozamis | PHSDG | Philippines (the) |
| Sindumin | MYSDM | Malaysia |
| Sines | PTSIE | Portugal |
| Singapore | SGSIN | Singapore |
| Singapore Container Terminal | SGSCT | Singapore |
| Singatoka | FJSIN | Fiji |
| Singkawang, Kalimantan | IDSKW | Indonesia |
| Sinhang/Pohang | KRSHG | Korea, Republic of |
| Sinoe | LRSNI | Liberia |
| Sinop | TRSIC | Türkiye |