| Wheat Ridge to Rende | 5,834.71 mi (9,390.06 km) |
| Wheat Ridge to Resana | 5,369.04 mi (8,640.63 km) |
| Wheat Ridge to Rescaldina | 5,266.68 mi (8,475.90 km) |
| Wheat Ridge to Rezzato | 5,319.04 mi (8,560.16 km) |
| Wheat Ridge to Rho | 5,273.57 mi (8,487.00 km) |
| Wheat Ridge to Ribera | 5,822.94 mi (9,371.11 km) |
| Wheat Ridge to Riccione Marina | 5,473.91 mi (8,809.41 km) |
| Wheat Ridge to Riesi | 5,864.33 mi (9,437.73 km) |
| Wheat Ridge to Rieti | 5,560.86 mi (8,949.34 km) |
| Wheat Ridge to Rignano Flaminio | 5,557.93 mi (8,944.63 km) |
| Wheat Ridge to Rignano sull'Arno | 5,445.99 mi (8,764.47 km) |
| Wheat Ridge to Rimini | 5,468.14 mi (8,800.13 km) |
| Wheat Ridge to Rionero in Vulture | 5,734.69 mi (9,229.09 km) |
| Wheat Ridge to Riposto | 5,882.24 mi (9,466.56 km) |
| Wheat Ridge to Riva del Garda | 5,319.41 mi (8,560.76 km) |
