| South Houston to Rochefort | 4,967.95 mi (7,995.14 km) |
| South Houston to Rodez | 5,170.73 mi (8,321.48 km) |
| South Houston to Rognac | 5,315.50 mi (8,554.48 km) |
| South Houston to Roissy-en-Brie | 5,037.89 mi (8,107.70 km) |
| South Houston to Romainville | 5,026.20 mi (8,088.89 km) |
| South Houston to Romans-sur-Isere | 5,256.32 mi (8,459.23 km) |
| South Houston to Rombas | 5,162.72 mi (8,308.60 km) |
| South Houston to Romilly-sur-Seine | 5,090.29 mi (8,192.03 km) |
| South Houston to Ronchin | 5,001.15 mi (8,048.58 km) |
| South Houston to Roncq | 4,998.00 mi (8,043.51 km) |
| South Houston to Roquebrune-sur-Argens | 5,378.58 mi (8,655.98 km) |
| South Houston to Roquevaire | 5,336.49 mi (8,588.26 km) |
| South Houston to Rosny-sous-Bois | 5,028.70 mi (8,092.91 km) |
| South Houston to Roubaix | 5,002.32 mi (8,050.45 km) |
| South Houston to Rouen | 4,954.74 mi (7,973.89 km) |
