| Fountain Valley to Corato | 6,506.32 mi (10,470.91 km) |
| Fountain Valley to Corbetta | 6,037.81 mi (9,716.91 km) |
| Fountain Valley to Corciano | 6,268.52 mi (10,088.20 km) |
| Fountain Valley to Cordenons | 6,129.08 mi (9,863.80 km) |
| Fountain Valley to Cori | 6,368.52 mi (10,249.14 km) |
| Fountain Valley to Coriano | 6,234.01 mi (10,032.68 km) |
| Fountain Valley to Corigliano Calabro | 6,595.95 mi (10,615.16 km) |
| Fountain Valley to Corleone | 6,587.12 mi (10,600.95 km) |
| Fountain Valley to Cormano | 6,041.56 mi (9,722.95 km) |
| Fountain Valley to Cornaredo | 6,039.85 mi (9,720.20 km) |
| Fountain Valley to Cornate d'Adda | 6,046.00 mi (9,730.09 km) |
| Fountain Valley to Cornedo Vicentino | 6,107.13 mi (9,828.47 km) |
| Fountain Valley to Correggio | 6,133.87 mi (9,871.51 km) |
| Fountain Valley to Corridonia | 6,301.35 mi (10,141.04 km) |
| Fountain Valley to Corsico | 6,045.98 mi (9,730.07 km) |
