| Houma to Rheinbach | 4,978.35 mi (8,011.87 km) |
| Houma to Rheinberg | 4,938.12 mi (7,947.14 km) |
| Houma to Rheine | 4,949.09 mi (7,964.79 km) |
| Houma to Rheinfelden (Baden) | 5,104.88 mi (8,215.51 km) |
| Houma to Ribnitz-Damgarten | 5,074.97 mi (8,167.38 km) |
| Houma to Richterich | 4,938.02 mi (7,946.97 km) |
| Houma to Riedlingen | 5,155.77 mi (8,297.41 km) |
| Houma to Riegelsberg | 5,017.28 mi (8,074.54 km) |
| Houma to Rielasingen-Worblingen | 5,143.05 mi (8,276.93 km) |
| Houma to Riesa | 5,202.66 mi (8,372.88 km) |
| Houma to Rietberg | 5,001.79 mi (8,049.60 km) |
| Houma to Rinteln | 5,014.80 mi (8,070.54 km) |
| Houma to Ritterhude | 4,972.65 mi (8,002.70 km) |
| Houma to Rodenbach | 5,075.49 mi (8,168.22 km) |
| Houma to Rodental | 5,151.17 mi (8,290.01 km) |
