| Ferentino to Racconigi | 351.90 mi (566.33 km) |
| Ferentino to Raffadali | 296.01 mi (476.38 km) |
| Ferentino to Ragusa | 338.15 mi (544.19 km) |
| Ferentino to Ramacca | 306.97 mi (494.02 km) |
| Ferentino to Randazzo | 277.62 mi (446.79 km) |
| Ferentino to Rapallo | 274.02 mi (441.00 km) |
| Ferentino to Ravanusa | 307.48 mi (494.85 km) |
| Ferentino to Ravenna | 196.09 mi (315.58 km) |
| Ferentino to Recanati | 119.59 mi (192.46 km) |
| Ferentino to Recco | 277.90 mi (447.23 km) |
| Ferentino to Reggello | 163.39 mi (262.95 km) |
| Ferentino to Reggio di Calabria | 277.44 mi (446.49 km) |
| Ferentino to Reggio Emilia | 246.58 mi (396.84 km) |
| Ferentino to Reggiolo | 254.69 mi (409.88 km) |
| Ferentino to Rende | 223.82 mi (360.20 km) |
