| Cities | Distance |
|---|---|
| Ferentino to Oria | 242.42 mi (390.13 km) |
| Ferentino to Oristano | 272.82 mi (439.06 km) |
| Ferentino to Orta Nova | 129.66 mi (208.67 km) |
| Ferentino to Orte | 69.61 mi (112.02 km) |
| Ferentino to Ortona | 74.88 mi (120.50 km) |
| Ferentino to Orvieto | 92.28 mi (148.52 km) |
| Ferentino to Orzinuovi | 305.78 mi (492.10 km) |
| Ferentino to Osimo | 124.93 mi (201.06 km) |
| Ferentino to Ospitaletto | 311.10 mi (500.66 km) |
| Ferentino to Ostuni | 234.58 mi (377.53 km) |
| Ferentino to Ottaviano | 85.90 mi (138.24 km) |
| Ferentino to Ovada | 309.01 mi (497.30 km) |
| Ferentino to Ozieri | 233.63 mi (375.99 km) |
| Ferentino to Paceco | 258.33 mi (415.74 km) |
| Ferentino to Pachino | 357.14 mi (574.77 km) |