| Webster Groves to Redon | 4,250.63 mi (6,840.74 km) |
| Webster Groves to Reims | 4,443.21 mi (7,150.65 km) |
| Webster Groves to Rennes | 4,252.66 mi (6,843.99 km) |
| Webster Groves to Revel | 4,564.88 mi (7,346.46 km) |
| Webster Groves to Reze | 4,286.68 mi (6,898.74 km) |
| Webster Groves to Riedisheim | 4,627.90 mi (7,447.89 km) |
| Webster Groves to Rillieux-la-Pape | 4,600.41 mi (7,403.64 km) |
| Webster Groves to Riom | 4,524.51 mi (7,281.50 km) |
| Webster Groves to Riorges | 4,557.30 mi (7,334.27 km) |
| Webster Groves to Ris-Orangis | 4,400.37 mi (7,081.71 km) |
| Webster Groves to Rive-de-Gier | 4,599.56 mi (7,402.28 km) |
| Webster Groves to Rivesaltes | 4,627.22 mi (7,446.80 km) |
| Webster Groves to Rixheim | 4,629.36 mi (7,450.23 km) |
| Webster Groves to Roanne | 4,558.68 mi (7,336.49 km) |
| Webster Groves to Roche-la-Moliere | 4,590.98 mi (7,388.46 km) |
