| South Houston to Rothenbach an der Pegnitz | 5,356.08 mi (8,619.77 km) |
| South Houston to Rothenburg ob der Tauber | 5,318.73 mi (8,559.66 km) |
| South Houston to Rottweil | 5,299.81 mi (8,529.22 km) |
| South Houston to Rudersberg | 5,310.68 mi (8,546.72 km) |
| South Houston to Rudesheim am Rhein | 5,210.76 mi (8,385.91 km) |
| South Houston to Rudolstadt | 5,314.85 mi (8,553.42 km) |
| South Houston to Runkel | 5,205.27 mi (8,377.07 km) |
| South Houston to Ruppichteroth | 5,165.00 mi (8,312.26 km) |
| South Houston to Russelsheim | 5,229.03 mi (8,415.31 km) |
| South Houston to Rutesheim | 5,290.40 mi (8,514.07 km) |
| South Houston to Ruthen | 5,181.22 mi (8,338.37 km) |
| South Houston to Saalfeld | 5,318.71 mi (8,559.64 km) |
| South Houston to Saarbrucken | 5,199.22 mi (8,367.33 km) |
| South Houston to Saarlouis | 5,186.56 mi (8,346.96 km) |
| South Houston to Saarwellingen | 5,187.51 mi (8,348.49 km) |
