| Name of the place | CERL ID of a place | Country | Longitude | Latitude | |
|---|---|---|---|---|---|
| Ribeauvillé | cnl00032940 | France | 7.31666666666667 | 48.2 | |
| Ribemont | cnl00018488 | France | 3.4592 | 49.7964 | |
| Richmond (London) | cnl00013241 | England | -0.28 | 51.45 | |
| Richmond (Yorkshire) | — | England | -1.737 | 54.403 | |
| Rieti | cnl00013254 | Italy | 12.85 | 42.4 | |
| Riez | cnl00003237 | France | 6.09972222222222 | 43.8166666666667 | |
| Riga | cnl00002783 | Latvia | 24.1063888888889 | 56.9488888888889 | |
| Rijnsburg | cnl00016330 | Netherlands | 4.43305555555556 | 52.1830555555556 | |
| Rijswijk | cnl00002647 | Netherlands | 4.31666666666667 | 52.0330555555556 | |
| Rimini | cnl00013258 | Italy | 12.58 | 44.06 | |
| Rinteln | cnl00013263 | Germany | 9.08 | 52.1797222222222 | |
| Rio de Janeiro | cnl00013264 | Brazil | -43.2297222222222 | -22.8997222222222 | |
| Riom | cnl00001228 | France | 3.12 | 45.9 | |
| Riva di Trento (Riva del Garda) | cnl00013216 | Italy | 10.83 | 45.88 | |
| Rive-de-Gier | cnl00022404 | France | — | — | |
| Rivoli | cnl00020016 | Italy | 7.52666666666667 | 45.0716666666667 | |
| Roanne | cnl00013292 | France | 4.07 | 46.03 | |
| Rochdale | cnl00013293 | England | -2.14972222222222 | 53.6197222222222 | |
| Rochester (Kent) | cnl00013296 | England | 0.52 | 51.38 | |
| Rodalben | cnl00031363 | Germany | — | — | |
| Rödelheim | cnl00001184 | Germany | 8.61055555555556 | 50.1252777777778 | |
| Rodez | cnl00013313 | France | 2.56944444444444 | 44.3294444444444 | |
| Rodheim vor der Höhe | cnl00034937 | Germany | — | — | |
| Roermond | cnl00013317 | Netherlands | 6.0 | 51.2 | |
| Rognes | cnl00025746 | France | 5.347 | 43.664 |