| Calw to Rheinberg | 217.13 mi (349.44 km) |
| Calw to Rheine | 252.95 mi (407.09 km) |
| Calw to Rheinfelden (Baden) | 90.88 mi (146.26 km) |
| Calw to Ribnitz-Damgarten | 414.55 mi (667.15 km) |
| Calw to Richterich | 187.32 mi (301.47 km) |
| Calw to Riedlingen | 51.51 mi (82.90 km) |
| Calw to Riegelsberg | 90.64 mi (145.88 km) |
| Calw to Rielasingen-Worblingen | 68.03 mi (109.48 km) |
| Calw to Riesa | 270.21 mi (434.86 km) |
| Calw to Rietberg | 213.45 mi (343.51 km) |
| Calw to Rinteln | 240.51 mi (387.06 km) |
| Calw to Ritterhude | 308.81 mi (496.98 km) |
| Calw to Rodenbach | 99.94 mi (160.85 km) |
| Calw to Rodental | 150.58 mi (242.34 km) |
| Calw to Rodgau | 90.07 mi (144.96 km) |
