| Webster Groves to Rochefort | 4,353.08 mi (7,005.60 km) |
| Webster Groves to Rodez | 4,557.16 mi (7,334.04 km) |
| Webster Groves to Rognac | 4,700.85 mi (7,565.29 km) |
| Webster Groves to Roissy-en-Brie | 4,405.08 mi (7,089.28 km) |
| Webster Groves to Romainville | 4,393.31 mi (7,070.35 km) |
| Webster Groves to Romans-sur-Isere | 4,635.21 mi (7,459.65 km) |
| Webster Groves to Rombas | 4,523.51 mi (7,279.89 km) |
| Webster Groves to Romilly-sur-Seine | 4,457.07 mi (7,172.96 km) |
| Webster Groves to Ronchin | 4,360.84 mi (7,018.09 km) |
| Webster Groves to Roncq | 4,357.11 mi (7,012.08 km) |
| Webster Groves to Roquebrune-sur-Argens | 4,761.41 mi (7,662.75 km) |
| Webster Groves to Roquevaire | 4,721.73 mi (7,598.90 km) |
| Webster Groves to Rosny-sous-Bois | 4,395.81 mi (7,074.38 km) |
| Webster Groves to Roubaix | 4,361.58 mi (7,019.28 km) |
| Webster Groves to Rouen | 4,321.41 mi (6,954.63 km) |
