| Portage to Corato | 4,903.29 mi (7,891.08 km) |
| Portage to Corbetta | 4,423.60 mi (7,119.09 km) |
| Portage to Corciano | 4,653.04 mi (7,488.34 km) |
| Portage to Cordenons | 4,551.07 mi (7,324.23 km) |
| Portage to Cori | 4,741.38 mi (7,630.51 km) |
| Portage to Coriano | 4,630.79 mi (7,452.53 km) |
| Portage to Corigliano Calabro | 4,977.08 mi (8,009.84 km) |
| Portage to Corleone | 4,923.01 mi (7,922.82 km) |
| Portage to Cormano | 4,430.25 mi (7,129.80 km) |
| Portage to Cornaredo | 4,426.92 mi (7,124.44 km) |
| Portage to Cornate d'Adda | 4,438.19 mi (7,142.57 km) |
| Portage to Cornedo Vicentino | 4,513.62 mi (7,263.96 km) |
| Portage to Correggio | 4,525.61 mi (7,283.26 km) |
| Portage to Corridonia | 4,697.33 mi (7,559.62 km) |
| Portage to Corsico | 4,432.87 mi (7,134.02 km) |
