| Castano Primo to Rheinbach | 361.06 mi (581.07 km) |
| Castano Primo to Rheinberg | 425.96 mi (685.52 km) |
| Castano Primo to Rheine | 469.13 mi (754.99 km) |
| Castano Primo to Rheinfelden (Baden) | 146.47 mi (235.72 km) |
| Castano Primo to Ribnitz-Damgarten | 623.03 mi (1,002.68 km) |
| Castano Primo to Richterich | 384.03 mi (618.04 km) |
| Castano Primo to Riedlingen | 183.07 mi (294.63 km) |
| Castano Primo to Riegelsberg | 272.44 mi (438.45 km) |
| Castano Primo to Rielasingen-Worblingen | 150.99 mi (242.99 km) |
| Castano Primo to Riesa | 448.52 mi (721.83 km) |
| Castano Primo to Rietberg | 432.10 mi (695.40 km) |
| Castano Primo to Rinteln | 459.04 mi (738.76 km) |
| Castano Primo to Ritterhude | 527.60 mi (849.10 km) |
| Castano Primo to Rodenbach | 318.07 mi (511.88 km) |
| Castano Primo to Rodental | 343.90 mi (553.45 km) |
