| Middle Valley to Collegno | 4,674.63 mi (7,523.10 km) |
| Middle Valley to Cologno al Serio | 4,748.69 mi (7,642.27 km) |
| Middle Valley to Cologno Monzese | 4,732.67 mi (7,616.50 km) |
| Middle Valley to Colorno | 4,799.69 mi (7,724.35 km) |
| Middle Valley to Comacchio | 4,884.01 mi (7,860.05 km) |
| Middle Valley to Comiso | 5,278.18 mi (8,494.42 km) |
| Middle Valley to Como | 4,715.17 mi (7,588.33 km) |
| Middle Valley to Concordia Sagittaria | 4,874.07 mi (7,844.06 km) |
| Middle Valley to Concorezzo | 4,733.07 mi (7,617.14 km) |
| Middle Valley to Conegliano | 4,846.95 mi (7,800.42 km) |
| Middle Valley to Conselice | 4,875.69 mi (7,846.66 km) |
| Middle Valley to Conselve | 4,851.91 mi (7,808.40 km) |
| Middle Valley to Conversano | 5,233.59 mi (8,422.65 km) |
| Middle Valley to Copertino | 5,301.40 mi (8,531.77 km) |
| Middle Valley to Copparo | 4,862.20 mi (7,824.96 km) |
