| Name of the place | CERL ID of a place | Country | Longitude | Latitude | |
|---|---|---|---|---|---|
| Chatillon-Coligny | cnl00021734 | France | 2.85 | 47.8333333333333 | |
| Chatillon-sur-Seine (Côte-d'Or) | cnl00027573 | France | — | — | |
| Chaumes-en-Brie | cnl00023583 | France | 2.8439 | 48.6686 | |
| Chaumont | cnl00008208 | France | 5.13 | 48.12 | |
| Cheb | cnl00008216 | Czech Republic | 12.3697222222222 | 50.0797222222222 | |
| Chelmsford | cnl00001893 | England | 0.466666666666667 | 51.7330555555556 | |
| Chelsea | cnl00017860 | England | — | — | |
| Cheminon | cnl00020998 | France | 4.9 | 48.7330555555556 | |
| Chemnitz | cnl00008220 | Germany | 12.9194444444444 | 50.8294444444444 | |
| Chêne-Bougeries | cnl00017971 | Switzerland | 6.18305555555556 | 46.1830555555556 | |
| Chepstow | cnl00002901 | Wales | -2.675 | 51.642 | |
| Cherbourg | cnl00027723 | France | -1.64944444444444 | 49.6494444444444 | |
| Cherbourg-Octeville | cnl00027723 | — | -1.64944444444444 | 49.6494444444444 | |
| Cherchell | cnl00036115 | Algeria | 2.19055555555556 | 36.6047222222222 | |
| Cherrington | — | England | — | — | |
| Cherson | cnl00000119 | Ukraine | 32.5991666666667 | 46.6538888888889 | |
| Chertsey | cnl00002902 | England | -0.5 | 51.3830555555556 | |
| Cheshire | cnl00020789 | England | — | — | |
| Chester | cnl00008225 | England | -2.58 | 53.17 | |
| Chevening | — | England | — | — | |
| Chevreuse | cnl00023344 | — | — | — | |
| Chiaia | cnl00019947 | Italy | 14.225833 | 40.834167 | |
| Chiavenna | cnl00008231 | Italy | 9.4 | 46.32 | |
| Chichester | cnl00008233 | England | -0.78 | 50.83 | |
| Chieti | cnl00008236 | Italy | 14.17 | 42.35 |