| Trecastagni to Ratingen | 1,027.37 mi (1,653.40 km) |
| Trecastagni to Ratzeburg | 1,130.25 mi (1,818.96 km) |
| Trecastagni to Raubling | 718.71 mi (1,156.66 km) |
| Trecastagni to Rauenberg | 865.52 mi (1,392.91 km) |
| Trecastagni to Raunheim | 917.46 mi (1,476.50 km) |
| Trecastagni to Ravensburg | 754.89 mi (1,214.88 km) |
| Trecastagni to Recke | 1,079.63 mi (1,737.50 km) |
| Trecastagni to Recklinghausen | 1,039.34 mi (1,672.66 km) |
| Trecastagni to Regen | 790.24 mi (1,271.77 km) |
| Trecastagni to Regensburg | 801.80 mi (1,290.37 km) |
| Trecastagni to Regenstauf | 808.61 mi (1,301.34 km) |
| Trecastagni to Rehau | 885.91 mi (1,425.73 km) |
| Trecastagni to Rehburg-Loccum | 1,063.44 mi (1,711.45 km) |
| Trecastagni to Rehlingen-Siersburg | 913.42 mi (1,470.00 km) |
| Trecastagni to Reichelsheim | 891.47 mi (1,434.68 km) |
