| Frosinone to Racconigi | 358.09 mi (576.29 km) |
| Frosinone to Raffadali | 292.33 mi (470.46 km) |
| Frosinone to Ragusa | 333.57 mi (536.83 km) |
| Frosinone to Ramacca | 302.32 mi (486.54 km) |
| Frosinone to Randazzo | 272.67 mi (438.81 km) |
| Frosinone to Rapallo | 280.14 mi (450.85 km) |
| Frosinone to Ravanusa | 303.43 mi (488.32 km) |
| Frosinone to Ravenna | 200.82 mi (323.20 km) |
| Frosinone to Recanati | 122.49 mi (197.13 km) |
| Frosinone to Recco | 284.03 mi (457.10 km) |
| Frosinone to Reggello | 169.06 mi (272.07 km) |
| Frosinone to Reggio di Calabria | 271.98 mi (437.71 km) |
| Frosinone to Reggio Emilia | 252.23 mi (405.93 km) |
| Frosinone to Reggiolo | 260.17 mi (418.70 km) |
| Frosinone to Rende | 217.74 mi (350.42 km) |
