| Frosinone to Ratingen | 735.35 mi (1,183.44 km) |
| Frosinone to Ratzeburg | 842.31 mi (1,355.57 km) |
| Frosinone to Raubling | 429.61 mi (691.39 km) |
| Frosinone to Rauenberg | 573.28 mi (922.60 km) |
| Frosinone to Raunheim | 625.09 mi (1,005.99 km) |
| Frosinone to Ravensburg | 462.73 mi (744.69 km) |
| Frosinone to Recke | 787.26 mi (1,266.97 km) |
| Frosinone to Recklinghausen | 747.04 mi (1,202.24 km) |
| Frosinone to Regen | 506.80 mi (815.61 km) |
| Frosinone to Regensburg | 513.82 mi (826.91 km) |
| Frosinone to Regenstauf | 520.90 mi (838.30 km) |
| Frosinone to Rehau | 598.77 mi (963.62 km) |
| Frosinone to Rehburg-Loccum | 772.11 mi (1,242.59 km) |
| Frosinone to Rehlingen-Siersburg | 623.95 mi (1,004.15 km) |
| Frosinone to Reichelsheim | 599.06 mi (964.09 km) |
