| Code | Name | Continent | Region | Surfacearea | Population | Lifeexpectancy | Gnp |
| SLB | Solomon Islands | Oceania | Melanesia | 28,896.00 | 444,000 | 71.30 | 182.00 |
| SLE | Sierra Leone | Africa | Western Africa | 71,740.00 | 4,854,000 | 45.30 | 746.00 |
| SLV | El Salvador | North America | Central America | 21,041.00 | 6,276,000 | 69.70 | 11,863.00 |
| SMR | San Marino | Europe | Southern Europe | 61.00 | 27,000 | 81.10 | 510.00 |
| SOM | Somalia | Africa | Eastern Africa | 637,657.00 | 10,097,000 | 46.20 | 935.00 |
| SPM | Saint Pierre and Miquelon | North America | North America | 242.00 | 7,000 | 77.60 | 0.00 |
| SSD | South Sudan | Africa | Northern Africa | 644,329.00 | 12,340,000 | 56.50 | 6,462.00 |
| STP | Sao Tome and Principe | Africa | Central Africa | 964.00 | 147,000 | 65.30 | 6.00 |
| SUR | Suriname | South America | South America | 163,265.00 | 417,000 | 71.40 | 870.00 |
| SVK | Slovakia | Europe | Eastern Europe | 49,012.00 | 5,398,700 | 73.70 | 20,594.00 |