| Upminster to Corato | 1,049.25 mi (1,688.60 km) |
| Upminster to Corbetta | 577.44 mi (929.30 km) |
| Upminster to Corciano | 807.92 mi (1,300.22 km) |
| Upminster to Cordenons | 683.85 mi (1,100.56 km) |
| Upminster to Cori | 908.59 mi (1,462.24 km) |
| Upminster to Coriano | 775.23 mi (1,247.60 km) |
| Upminster to Corigliano Calabro | 1,135.67 mi (1,827.68 km) |
| Upminster to Corleone | 1,141.64 mi (1,837.29 km) |
| Upminster to Cormano | 580.96 mi (934.97 km) |
| Upminster to Cornaredo | 579.35 mi (932.37 km) |
| Upminster to Cornate d'Adda | 585.50 mi (942.27 km) |
| Upminster to Cornedo Vicentino | 651.25 mi (1,048.09 km) |
| Upminster to Correggio | 673.55 mi (1,083.98 km) |
| Upminster to Corridonia | 842.72 mi (1,356.22 km) |
| Upminster to Corsico | 585.47 mi (942.23 km) |
