| Rancho Cucamonga to Cabestany | 5,935.71 mi (9,552.60 km) |
| Rancho Cucamonga to Cabries | 5,985.27 mi (9,632.36 km) |
| Rancho Cucamonga to Cachan | 5,621.52 mi (9,046.96 km) |
| Rancho Cucamonga to Caen | 5,513.10 mi (8,872.48 km) |
| Rancho Cucamonga to Cagnes-sur-Mer | 6,035.09 mi (9,712.54 km) |
| Rancho Cucamonga to Cahors | 5,796.92 mi (9,329.25 km) |
| Rancho Cucamonga to Calais | 5,504.15 mi (8,858.08 km) |
| Rancho Cucamonga to Caluire-et-Cuire | 5,850.62 mi (9,415.67 km) |
| Rancho Cucamonga to Cambrai | 5,584.76 mi (8,987.80 km) |
| Rancho Cucamonga to Canet-en-Roussillon | 5,936.84 mi (9,554.42 km) |
| Rancho Cucamonga to Cannes | 6,036.16 mi (9,714.27 km) |
| Rancho Cucamonga to Canteleu | 5,547.60 mi (8,928.00 km) |
| Rancho Cucamonga to Capbreton | 5,729.06 mi (9,220.03 km) |
| Rancho Cucamonga to Carcassonne | 5,888.72 mi (9,476.98 km) |
| Rancho Cucamonga to Carmaux | 5,841.62 mi (9,401.19 km) |
