| Name of the place | CERL ID of a place | Country | Longitude | Latitude | |
|---|---|---|---|---|---|
| Salzungen | cnl00004340 | Germany | 10.2330555555556 | 50.8166666666667 | |
| Salzwedel | cnl00013618 | Germany | 11.15 | 52.85 | |
| Samos | cnl00021233 | Greece | — | — | |
| Samosata | cnl00019825 | Turkey | 38.530357 | 37.525756 | |
| San Daniele del Friuli | cnl00020261 | Italy | 13.0166666666667 | 46.1666666666667 | |
| San Ginesio | cnl00020917 | Italy | — | — | |
| San Juan (Trinidad) | — | Trinidad and Tobago | -61.45 | 10.65 | |
| San Lorenzo de El Escorial | cnl00027089 | — | — | — | |
| San Marino | — | United States | — | — | |
| San Miniato | cnl00013675 | — | 10.8497222222222 | 43.6797222222222 | |
| San Severino Marche | cnl00006435 | Italy | 13.1830555555556 | 43.2330555555556 | |
| Sancerre | cnl00018349 | France | — | — | |
| Sandhausen | — | Germany | 8.658056 | 49.343889 | |
| Sandwich | cnl00025893 | England | — | — | |
| Sangatte | cnl00022827 | France | — | — | |
| Sangüesa | cnl00026545 | — | — | — | |
| Sankt Blasien | cnl00028480 | Germany | 8.13 | 47.7591666666667 | |
| Sankt Gallen | cnl00028500 | Switzerland | 9.4 | 47.4691666666667 | |
| Sankt-Vith | cnl00037290 | Belgium | 6.12722222222222 | 50.2813888888889 | |
| Sannois | cnl00019661 | France | 2.2578 | 48.9722 | |
| Sansepolcro | cnl00026537 | Italy | 12.15 | 43.5830555555556 | |
| Sant'Angelo in Vado | cnl00021315 | — | 12.4127777777778 | 43.6641666666667 | |
| Santa Croce | cnl00002080 | Italy | — | — | |
| Santa Fe | cnl00035820 | Argentina | — | — | |
| Santa Maria a Monte | cnl00023269 | — | 13.6441666666667 | 42.2088888888889 |