| Webster Groves to Pyrzyce | 4,693.58 mi (7,553.58 km) |
| Webster Groves to Pyskowice | 4,935.53 mi (7,942.97 km) |
| Webster Groves to Raciborz | 4,935.26 mi (7,942.53 km) |
| Webster Groves to Radom | 4,976.24 mi (8,008.48 km) |
| Webster Groves to Radomsko | 4,934.21 mi (7,940.84 km) |
| Webster Groves to Radzionkow Nowy | 4,944.68 mi (7,957.69 km) |
| Webster Groves to Radzymin | 4,932.10 mi (7,937.44 km) |
| Webster Groves to Radzyn Podlaski | 5,007.05 mi (8,058.07 km) |
| Webster Groves to Rawa Mazowiecka | 4,930.42 mi (7,934.74 km) |
| Webster Groves to Rawicz | 4,823.10 mi (7,762.03 km) |
| Webster Groves to Reda | 4,746.29 mi (7,638.42 km) |
| Webster Groves to Rogozno | 4,780.31 mi (7,693.17 km) |
| Webster Groves to Ropczyce | 5,052.22 mi (8,130.76 km) |
| Webster Groves to Ruda Slaska | 4,948.89 mi (7,964.47 km) |
| Webster Groves to Rumia | 4,749.98 mi (7,644.36 km) |
