| Castelo Branco to Rheinbach | 1,022.62 mi (1,645.74 km) |
| Castelo Branco to Rheinberg | 1,054.62 mi (1,697.25 km) |
| Castelo Branco to Rheine | 1,115.64 mi (1,795.45 km) |
| Castelo Branco to Rheinfelden (Baden) | 930.07 mi (1,496.80 km) |
| Castelo Branco to Ribnitz-Damgarten | 1,361.21 mi (2,190.66 km) |
| Castelo Branco to Richterich | 1,002.30 mi (1,613.04 km) |
| Castelo Branco to Riedlingen | 1,018.14 mi (1,638.53 km) |
| Castelo Branco to Riegelsberg | 963.45 mi (1,550.52 km) |
| Castelo Branco to Rielasingen-Worblingen | 978.62 mi (1,574.94 km) |
| Castelo Branco to Riesa | 1,273.79 mi (2,049.97 km) |
| Castelo Branco to Rietberg | 1,124.04 mi (1,808.97 km) |
| Castelo Branco to Rinteln | 1,162.55 mi (1,870.95 km) |
| Castelo Branco to Ritterhude | 1,198.86 mi (1,929.38 km) |
| Castelo Branco to Rodenbach | 1,073.89 mi (1,728.26 km) |
| Castelo Branco to Rodental | 1,153.94 mi (1,857.09 km) |
