| Harrow to Corato | 1,071.07 mi (1,723.72 km) |
| Harrow to Corbetta | 597.70 mi (961.91 km) |
| Harrow to Corciano | 828.66 mi (1,333.60 km) |
| Harrow to Cordenons | 707.29 mi (1,138.27 km) |
| Harrow to Cori | 928.62 mi (1,494.46 km) |
| Harrow to Coriano | 796.89 mi (1,282.47 km) |
| Harrow to Corigliano Calabro | 1,156.64 mi (1,861.44 km) |
| Harrow to Corleone | 1,159.46 mi (1,865.97 km) |
| Harrow to Cormano | 601.57 mi (968.14 km) |
| Harrow to Cornaredo | 599.76 mi (965.23 km) |
| Harrow to Cornate d'Adda | 606.50 mi (976.06 km) |
| Harrow to Cornedo Vicentino | 673.63 mi (1,084.10 km) |
| Harrow to Correggio | 694.68 mi (1,117.97 km) |
| Harrow to Corridonia | 864.37 mi (1,391.07 km) |
| Harrow to Corsico | 605.89 mi (975.09 km) |
