| Webster Groves to Racale | 5,376.83 mi (8,653.17 km) |
| Webster Groves to Racconigi | 4,753.63 mi (7,650.22 km) |
| Webster Groves to Raffadali | 5,300.40 mi (8,530.17 km) |
| Webster Groves to Ragusa | 5,372.44 mi (8,646.10 km) |
| Webster Groves to Ramacca | 5,351.04 mi (8,611.66 km) |
| Webster Groves to Randazzo | 5,339.70 mi (8,593.42 km) |
| Webster Groves to Rapallo | 4,832.86 mi (7,777.74 km) |
| Webster Groves to Ravanusa | 5,324.97 mi (8,569.72 km) |
| Webster Groves to Ravenna | 4,949.26 mi (7,965.07 km) |
| Webster Groves to Recanati | 5,045.11 mi (8,119.33 km) |
| Webster Groves to Recco | 4,828.83 mi (7,771.25 km) |
| Webster Groves to Reggello | 4,952.60 mi (7,970.44 km) |
| Webster Groves to Reggio di Calabria | 5,358.93 mi (8,624.36 km) |
| Webster Groves to Reggio Emilia | 4,875.28 mi (7,846.00 km) |
| Webster Groves to Reggiolo | 4,873.88 mi (7,843.76 km) |
