| Rancho Cucamonga to Cassina de' Pecchi | 6,013.64 mi (9,678.02 km) |
| Rancho Cucamonga to Cassino | 6,370.00 mi (10,251.52 km) |
| Rancho Cucamonga to Castagneto Carducci | 6,176.11 mi (9,939.49 km) |
| Rancho Cucamonga to Castano Primo | 5,992.61 mi (9,644.17 km) |
| Rancho Cucamonga to Castel Bolognese | 6,154.09 mi (9,904.05 km) |
| Rancho Cucamonga to Castel Gandolfo | 6,318.46 mi (10,168.57 km) |
| Rancho Cucamonga to Castel Goffredo | 6,060.37 mi (9,753.23 km) |
| Rancho Cucamonga to Castel Maggiore | 6,127.12 mi (9,860.65 km) |
| Rancho Cucamonga to Castel Mella | 6,039.51 mi (9,719.65 km) |
| Rancho Cucamonga to Castel San Giorgio | 6,436.80 mi (10,359.02 km) |
| Rancho Cucamonga to Castel San Giovanni | 6,039.95 mi (9,720.36 km) |
| Rancho Cucamonga to Castel San Pietro Terme | 6,142.81 mi (9,885.90 km) |
| Rancho Cucamonga to Castel Volturno | 6,397.06 mi (10,295.07 km) |
| Rancho Cucamonga to Castelbuono | 6,571.96 mi (10,576.54 km) |
| Rancho Cucamonga to Casteldaccia | 6,546.41 mi (10,535.44 km) |
