| Poplar Bluff to Rheinbach | 4,599.73 mi (7,402.55 km) |
| Poplar Bluff to Rheinberg | 4,555.27 mi (7,330.99 km) |
| Poplar Bluff to Rheine | 4,561.02 mi (7,340.25 km) |
| Poplar Bluff to Rheinfelden (Baden) | 4,741.21 mi (7,630.24 km) |
| Poplar Bluff to Ribnitz-Damgarten | 4,669.30 mi (7,514.51 km) |
| Poplar Bluff to Richterich | 4,560.01 mi (7,338.62 km) |
| Poplar Bluff to Riedlingen | 4,785.50 mi (7,701.52 km) |
| Poplar Bluff to Riegelsberg | 4,645.87 mi (7,476.81 km) |
| Poplar Bluff to Rielasingen-Worblingen | 4,776.30 mi (7,686.71 km) |
| Poplar Bluff to Riesa | 4,809.30 mi (7,739.82 km) |
| Poplar Bluff to Rietberg | 4,614.53 mi (7,426.37 km) |
| Poplar Bluff to Rinteln | 4,624.48 mi (7,442.38 km) |
| Poplar Bluff to Ritterhude | 4,577.88 mi (7,367.38 km) |
| Poplar Bluff to Rodenbach | 4,695.66 mi (7,556.94 km) |
| Poplar Bluff to Rodental | 4,766.89 mi (7,671.57 km) |
