| Wheat Ridge to Rosolini | 5,920.29 mi (9,527.79 km) |
| Wheat Ridge to Rossano | 5,838.38 mi (9,395.96 km) |
| Wheat Ridge to Rottofreno | 5,314.42 mi (8,552.72 km) |
| Wheat Ridge to Rovato | 5,305.51 mi (8,538.39 km) |
| Wheat Ridge to Roverbella | 5,346.60 mi (8,604.52 km) |
| Wheat Ridge to Rovereto | 5,326.22 mi (8,571.73 km) |
| Wheat Ridge to Rovigo | 5,390.97 mi (8,675.92 km) |
| Wheat Ridge to Rozzano | 5,284.83 mi (8,505.11 km) |
| Wheat Ridge to Rubano | 5,373.24 mi (8,647.39 km) |
| Wheat Ridge to Rubiera | 5,377.26 mi (8,653.87 km) |
| Wheat Ridge to Ruffano | 5,872.38 mi (9,450.68 km) |
| Wheat Ridge to Russi | 5,433.98 mi (8,745.15 km) |
| Wheat Ridge to Rutigliano | 5,776.36 mi (9,296.16 km) |
| Wheat Ridge to Ruvo di Puglia | 5,752.53 mi (9,257.81 km) |
| Wheat Ridge to Sabaudia | 5,622.27 mi (9,048.16 km) |
