| Owings Mills to Rheinbach | 3,940.13 mi (6,341.02 km) |
| Owings Mills to Rheinberg | 3,901.20 mi (6,278.37 km) |
| Owings Mills to Rheine | 3,913.98 mi (6,298.94 km) |
| Owings Mills to Rheinfelden (Baden) | 4,063.91 mi (6,540.24 km) |
| Owings Mills to Ribnitz-Damgarten | 4,048.44 mi (6,515.33 km) |
| Owings Mills to Richterich | 3,899.69 mi (6,275.94 km) |
| Owings Mills to Riedlingen | 4,115.61 mi (6,623.44 km) |
| Owings Mills to Riegelsberg | 3,977.43 mi (6,401.05 km) |
| Owings Mills to Rielasingen-Worblingen | 4,102.40 mi (6,602.17 km) |
| Owings Mills to Riesa | 4,169.23 mi (6,709.72 km) |
| Owings Mills to Rietberg | 3,966.27 mi (6,383.09 km) |
| Owings Mills to Rinteln | 3,980.45 mi (6,405.91 km) |
| Owings Mills to Ritterhude | 3,940.36 mi (6,341.39 km) |
| Owings Mills to Rodenbach | 4,037.48 mi (6,497.69 km) |
| Owings Mills to Rodental | 4,114.38 mi (6,621.45 km) |
