World Sea Ports
| Port Name | Port Code | Country Name |
|---|---|---|
| San Juan de Nivea | ESSJN | Spain |
| San Juan del Sur | NISJS | Nicaragua |
| San Julian | ARULA | Argentina |
| San Julián de Ramis | ESJRM | Spain |
| San Lorenzo | HNSLO | Honduras |
| San Lorenzo | ARSLO | Argentina |
| San Lorenzo | MXSLO | Mexico |
| San Lorenzo | ECSLR | Ecuador |
| San Lorenzo/maracaibo L | VESLV | Venezuela (Bolivarian Republic of) |
| San Lucas | USZXZ | United States of America (the) |