| Siena to Rheinbach | 545.75 mi (878.30 km) |
| Siena to Rheinberg | 609.68 mi (981.19 km) |
| Siena to Rheine | 645.05 mi (1,038.11 km) |
| Siena to Rheinfelden (Baden) | 339.59 mi (546.53 km) |
| Siena to Ribnitz-Damgarten | 757.05 mi (1,218.35 km) |
| Siena to Richterich | 573.51 mi (922.98 km) |
| Siena to Riedlingen | 345.99 mi (556.81 km) |
| Siena to Riegelsberg | 462.91 mi (744.98 km) |
| Siena to Rielasingen-Worblingen | 328.06 mi (527.96 km) |
| Siena to Riesa | 559.59 mi (900.57 km) |
| Siena to Rietberg | 601.28 mi (967.66 km) |
| Siena to Rinteln | 621.78 mi (1,000.66 km) |
| Siena to Ritterhude | 691.88 mi (1,113.48 km) |
| Siena to Rodenbach | 484.34 mi (779.48 km) |
| Siena to Rodental | 481.40 mi (774.73 km) |
