| Ferentino to Castelfidardo | 123.97 mi (199.51 km) |
| Ferentino to Castelfiorentino | 176.07 mi (283.36 km) |
| Ferentino to Castelfranco di Sopra | 159.25 mi (256.28 km) |
| Ferentino to Castelfranco di Sotto | 188.49 mi (303.34 km) |
| Ferentino to Castelfranco Emilia | 229.74 mi (369.73 km) |
| Ferentino to Castelfranco Veneto | 282.97 mi (455.40 km) |
| Ferentino to Castellabate | 131.54 mi (211.69 km) |
| Ferentino to Castellammare del Golfo | 253.43 mi (407.85 km) |
| Ferentino to Castellammare di Stabia | 93.58 mi (150.60 km) |
| Ferentino to Castellamonte | 377.00 mi (606.73 km) |
| Ferentino to Castellana Grotte | 210.71 mi (339.11 km) |
| Ferentino to Castellaneta | 204.86 mi (329.69 km) |
| Ferentino to Castellanza | 347.96 mi (559.98 km) |
| Ferentino to Castellarano | 234.84 mi (377.94 km) |
| Ferentino to Castelleone | 304.71 mi (490.38 km) |
