| Castle Rock to Rende | 5,846.35 mi (9,408.79 km) |
| Castle Rock to Resana | 5,381.67 mi (8,660.96 km) |
| Castle Rock to Rescaldina | 5,278.57 mi (8,495.04 km) |
| Castle Rock to Rezzato | 5,331.23 mi (8,579.78 km) |
| Castle Rock to Rho | 5,285.45 mi (8,506.12 km) |
| Castle Rock to Ribera | 5,833.12 mi (9,387.49 km) |
| Castle Rock to Riccione Marina | 5,486.16 mi (8,829.11 km) |
| Castle Rock to Riesi | 5,874.67 mi (9,454.37 km) |
| Castle Rock to Rieti | 5,572.61 mi (8,968.25 km) |
| Castle Rock to Rignano Flaminio | 5,569.51 mi (8,963.26 km) |
| Castle Rock to Rignano sull'Arno | 5,457.83 mi (8,783.53 km) |
| Castle Rock to Rimini | 5,480.38 mi (8,819.83 km) |
| Castle Rock to Rionero in Vulture | 5,746.70 mi (9,248.42 km) |
| Castle Rock to Riposto | 5,893.07 mi (9,483.97 km) |
| Castle Rock to Riva del Garda | 5,331.86 mi (8,580.80 km) |
