| Sigmaringen to Ratingen | 245.89 mi (395.72 km) |
| Sigmaringen to Ratzeburg | 393.53 mi (633.33 km) |
| Sigmaringen to Raubling | 135.27 mi (217.69 km) |
| Sigmaringen to Rauenberg | 84.89 mi (136.62 km) |
| Sigmaringen to Raunheim | 137.79 mi (221.75 km) |
| Sigmaringen to Ravensburg | 27.83 mi (44.78 km) |
| Sigmaringen to Recke | 303.24 mi (488.02 km) |
| Sigmaringen to Recklinghausen | 258.44 mi (415.92 km) |
| Sigmaringen to Regen | 189.24 mi (304.55 km) |
| Sigmaringen to Regensburg | 146.01 mi (234.97 km) |
| Sigmaringen to Regenstauf | 151.09 mi (243.15 km) |
| Sigmaringen to Rehau | 195.79 mi (315.09 km) |
| Sigmaringen to Rehburg-Loccum | 301.53 mi (485.27 km) |
| Sigmaringen to Rehlingen-Siersburg | 145.67 mi (234.43 km) |
| Sigmaringen to Reichelsheim | 113.79 mi (183.13 km) |
