| Rancho Cucamonga to Castelfidardo | 6,254.68 mi (10,065.93 km) |
| Rancho Cucamonga to Castelfiorentino | 6,165.30 mi (9,922.08 km) |
| Rancho Cucamonga to Castelfranco di Sopra | 6,183.14 mi (9,950.80 km) |
| Rancho Cucamonga to Castelfranco di Sotto | 6,153.01 mi (9,902.31 km) |
| Rancho Cucamonga to Castelfranco Emilia | 6,115.57 mi (9,842.06 km) |
| Rancho Cucamonga to Castelfranco Veneto | 6,086.55 mi (9,795.36 km) |
| Rancho Cucamonga to Castellabate | 6,472.48 mi (10,416.44 km) |
| Rancho Cucamonga to Castellammare del Golfo | 6,525.34 mi (10,501.53 km) |
| Rancho Cucamonga to Castellammare di Stabia | 6,434.56 mi (10,355.42 km) |
| Rancho Cucamonga to Castellamonte | 5,966.82 mi (9,602.68 km) |
| Rancho Cucamonga to Castellana Grotte | 6,508.87 mi (10,475.01 km) |
| Rancho Cucamonga to Castellaneta | 6,515.58 mi (10,485.82 km) |
| Rancho Cucamonga to Castellanza | 5,993.48 mi (9,645.57 km) |
| Rancho Cucamonga to Castellarano | 6,108.55 mi (9,830.76 km) |
| Rancho Cucamonga to Castelleone | 6,037.73 mi (9,716.79 km) |
