| Webster Groves to Rheinbach | 4,506.22 mi (7,252.06 km) |
| Webster Groves to Rheinberg | 4,460.67 mi (7,178.75 km) |
| Webster Groves to Rheine | 4,465.00 mi (7,185.72 km) |
| Webster Groves to Rheinfelden (Baden) | 4,651.53 mi (7,485.91 km) |
| Webster Groves to Ribnitz-Damgarten | 4,568.40 mi (7,352.13 km) |
| Webster Groves to Richterich | 4,466.71 mi (7,188.48 km) |
| Webster Groves to Riedlingen | 4,694.00 mi (7,554.26 km) |
| Webster Groves to Riegelsberg | 4,554.24 mi (7,329.35 km) |
| Webster Groves to Rielasingen-Worblingen | 4,685.74 mi (7,540.97 km) |
| Webster Groves to Riesa | 4,711.58 mi (7,582.55 km) |
| Webster Groves to Rietberg | 4,518.67 mi (7,272.10 km) |
| Webster Groves to Rinteln | 4,527.78 mi (7,286.76 km) |
| Webster Groves to Ritterhude | 4,480.03 mi (7,209.91 km) |
| Webster Groves to Rodenbach | 4,601.70 mi (7,405.72 km) |
| Webster Groves to Rodental | 4,671.65 mi (7,518.30 km) |
