| Ferentino to Chivasso | 361.97 mi (582.53 km) |
| Ferentino to Ciampino | 34.47 mi (55.47 km) |
| Ferentino to Cicciano | 82.98 mi (133.54 km) |
| Ferentino to Cingoli | 116.32 mi (187.21 km) |
| Ferentino to Cinisello Balsamo | 334.69 mi (538.62 km) |
| Ferentino to Cinisi | 243.10 mi (391.24 km) |
| Ferentino to Cirie | 374.69 mi (603.00 km) |
| Ferentino to Ciro Marina | 258.86 mi (416.60 km) |
| Ferentino to Cislago | 347.66 mi (559.50 km) |
| Ferentino to Cisterna di Latina | 22.69 mi (36.52 km) |
| Ferentino to Cisternino | 227.11 mi (365.50 km) |
| Ferentino to Citta di Castello | 133.05 mi (214.13 km) |
| Ferentino to Citta Sant'Angelo | 70.69 mi (113.77 km) |
| Ferentino to Cittadella | 283.69 mi (456.56 km) |
| Ferentino to Cittanova | 274.77 mi (442.20 km) |
