| Name of the place | CERL ID of a place | Country | Longitude | Latitude | |
|---|---|---|---|---|---|
| Sorèze | cnl00003308 | France | 2.06722222222222 | 43.4538888888889 | |
| Sorrento | cnl00014179 | Italy | 14.37 | 40.62 | |
| Sorø | cnl00014177 | Denmark | 11.57 | 55.43 | |
| Sospello | cnl00020906 | Italy | — | — | |
| Soucy | cnl00022784 | France | 3.325 | 48.2503 | |
| Soulaines-Dhuys | cnl00021721 | — | — | — | |
| Soultière | cnl00020167 | France | — | — | |
| Southampton | cnl00014184 | England | -1.4 | 50.9 | |
| Southgate (London) | cnl00029585 | — | -0.126388888888889 | 51.6313888888889 | |
| Southwark (London) | cnl00001391 | England | -0.09 | 51.5638888888889 | |
| Sovetsk | cnl00014189 | Russia | 21.8794444444444 | 55.07 | |
| Sowerby | cnl00021323 | England | -1.935608 | 53.707234 | |
| Spa | cnl00001364 | Belgium | 5.86666666666667 | 50.4833333333333 | |
| Spain | cnl00003675 | Spain | — | — | |
| Spalding | cnl00025240 | England | — | — | |
| Spantekow bei Anklam | cnl00020996 | — | — | — | |
| Sparneck | cnl00042883 | Germany | 11.8433333333333 | 50.1619444444444 | |
| Speyer | cnl00016224 | Germany | 8.42944444444444 | 49.32 | |
| Speyer [non-CERL] | — | — | — | — | |
| Spitalfields (London) | cnl00025175 | England | -0.075 | 51.5166 | |
| Spoleto | cnl00016225 | Italy | 12.74 | 42.74 | |
| Sprendlingen | cnl00035897 | Germany | 7.98305555555556 | 49.8666666666667 | |
| Sprottau | cnl00014216 | Poland | 15.5294444444444 | 51.57 | |
| Squillace | cnl00022270 | Italy | 16.5166666666667 | 38.7830555555556 | |
| St. Goar | cnl00028382 | Germany | 7.71944444444444 | 50.1491666666667 |