| South Houston to Rodgau | 5,246.50 mi (8,443.43 km) |
| South Houston to Roding | 5,414.98 mi (8,714.57 km) |
| South Houston to Rodinghausen | 5,155.66 mi (8,297.24 km) |
| South Houston to Roetgen | 5,121.69 mi (8,242.57 km) |
| South Houston to Rommerskirchen | 5,128.26 mi (8,253.13 km) |
| South Houston to Ronnenberg | 5,196.75 mi (8,363.37 km) |
| South Houston to Rosbach vor der Hohe | 5,229.85 mi (8,416.64 km) |
| South Houston to Rosdorf | 5,233.99 mi (8,423.30 km) |
| South Houston to Rosenheim | 5,450.02 mi (8,770.96 km) |
| South Houston to Rosrath | 5,151.52 mi (8,290.57 km) |
| South Houston to Rossdorf | 5,246.98 mi (8,444.21 km) |
| South Houston to Rosstal | 5,345.13 mi (8,602.16 km) |
| South Houston to Rostock | 5,223.54 mi (8,406.47 km) |
| South Houston to Rotenburg an der Fulda | 5,244.99 mi (8,440.99 km) |
| South Houston to Roth | 5,358.65 mi (8,623.92 km) |
