| Overlea to Collegno | 4,121.32 mi (6,632.62 km) |
| Overlea to Cologno al Serio | 4,196.98 mi (6,754.38 km) |
| Overlea to Cologno Monzese | 4,180.68 mi (6,728.15 km) |
| Overlea to Colorno | 4,247.48 mi (6,835.66 km) |
| Overlea to Comacchio | 4,332.43 mi (6,972.38 km) |
| Overlea to Comiso | 4,721.37 mi (7,598.31 km) |
| Overlea to Como | 4,163.46 mi (6,700.43 km) |
| Overlea to Concordia Sagittaria | 4,324.37 mi (6,959.40 km) |
| Overlea to Concorezzo | 4,181.19 mi (6,728.97 km) |
| Overlea to Conegliano | 4,297.10 mi (6,915.52 km) |
| Overlea to Conselice | 4,323.69 mi (6,958.31 km) |
| Overlea to Conselve | 4,300.88 mi (6,921.59 km) |
| Overlea to Conversano | 4,680.33 mi (7,532.26 km) |
| Overlea to Copertino | 4,747.92 mi (7,641.05 km) |
| Overlea to Copparo | 4,310.70 mi (6,937.40 km) |
