| Castelfidardo to Ratingen | 624.90 mi (1,005.67 km) |
| Castelfidardo to Ratzeburg | 718.53 mi (1,156.37 km) |
| Castelfidardo to Raubling | 306.75 mi (493.66 km) |
| Castelfidardo to Rauenberg | 462.48 mi (744.29 km) |
| Castelfidardo to Raunheim | 512.73 mi (825.16 km) |
| Castelfidardo to Ravensburg | 353.72 mi (569.26 km) |
| Castelfidardo to Recke | 671.36 mi (1,080.45 km) |
| Castelfidardo to Recklinghausen | 634.68 mi (1,021.42 km) |
| Castelfidardo to Regen | 380.70 mi (612.67 km) |
| Castelfidardo to Regensburg | 389.94 mi (627.54 km) |
| Castelfidardo to Regenstauf | 396.82 mi (638.62 km) |
| Castelfidardo to Rehau | 474.36 mi (763.41 km) |
| Castelfidardo to Rehburg-Loccum | 652.25 mi (1,049.70 km) |
| Castelfidardo to Rehlingen-Siersburg | 522.46 mi (840.81 km) |
| Castelfidardo to Reichelsheim | 486.04 mi (782.20 km) |
