| Houma to Rodgau | 5,073.66 mi (8,165.27 km) |
| Houma to Roding | 5,243.83 mi (8,439.13 km) |
| Houma to Rodinghausen | 4,990.02 mi (8,030.65 km) |
| Houma to Roetgen | 4,948.03 mi (7,963.08 km) |
| Houma to Rommerskirchen | 4,956.44 mi (7,976.61 km) |
| Houma to Ronnenberg | 5,032.64 mi (8,099.25 km) |
| Houma to Rosbach vor der Hohe | 5,057.75 mi (8,139.66 km) |
| Houma to Rosdorf | 5,067.34 mi (8,155.09 km) |
| Houma to Rosenheim | 5,274.05 mi (8,487.76 km) |
| Houma to Rosrath | 4,979.77 mi (8,014.16 km) |
| Houma to Rossdorf | 5,073.47 mi (8,164.96 km) |
| Houma to Rosstal | 5,172.61 mi (8,324.51 km) |
| Houma to Rostock | 5,068.43 mi (8,156.85 km) |
| Houma to Rotenburg an der Fulda | 5,076.42 mi (8,169.71 km) |
| Houma to Roth | 5,185.88 mi (8,345.87 km) |
