| Lake Oswego to Rheinbach | 5,150.61 mi (8,289.10 km) |
| Lake Oswego to Rheinberg | 5,089.93 mi (8,191.45 km) |
| Lake Oswego to Rheine | 5,067.85 mi (8,155.92 km) |
| Lake Oswego to Rheinfelden (Baden) | 5,348.44 mi (8,607.48 km) |
| Lake Oswego to Ribnitz-Damgarten | 5,065.48 mi (8,152.10 km) |
| Lake Oswego to Richterich | 5,118.68 mi (8,237.72 km) |
| Lake Oswego to Riedlingen | 5,355.97 mi (8,619.59 km) |
| Lake Oswego to Riegelsberg | 5,226.99 mi (8,412.03 km) |
| Lake Oswego to Rielasingen-Worblingen | 5,364.83 mi (8,633.87 km) |
| Lake Oswego to Riesa | 5,257.99 mi (8,461.92 km) |
| Lake Oswego to Rietberg | 5,119.22 mi (8,238.59 km) |
| Lake Oswego to Rinteln | 5,111.72 mi (8,226.51 km) |
| Lake Oswego to Ritterhude | 5,046.74 mi (8,121.94 km) |
| Lake Oswego to Rodenbach | 5,229.02 mi (8,415.29 km) |
| Lake Oswego to Rodental | 5,268.98 mi (8,479.61 km) |
