| Upper Montclair to Corato | 4,483.38 mi (7,215.30 km) |
| Upper Montclair to Corbetta | 4,008.09 mi (6,450.40 km) |
| Upper Montclair to Corciano | 4,231.95 mi (6,810.67 km) |
| Upper Montclair to Cordenons | 4,151.39 mi (6,681.02 km) |
| Upper Montclair to Cori | 4,312.51 mi (6,940.31 km) |
| Upper Montclair to Coriano | 4,216.47 mi (6,785.76 km) |
| Upper Montclair to Corigliano Calabro | 4,547.86 mi (7,319.07 km) |
| Upper Montclair to Corleone | 4,471.69 mi (7,196.49 km) |
| Upper Montclair to Cormano | 4,016.13 mi (6,463.33 km) |
| Upper Montclair to Cornaredo | 4,012.02 mi (6,456.73 km) |
| Upper Montclair to Cornate d'Adda | 4,025.73 mi (6,478.79 km) |
| Upper Montclair to Cornedo Vicentino | 4,106.89 mi (6,609.41 km) |
| Upper Montclair to Correggio | 4,110.98 mi (6,615.98 km) |
| Upper Montclair to Corridonia | 4,281.18 mi (6,889.90 km) |
| Upper Montclair to Corsico | 4,017.74 mi (6,465.94 km) |
