| Middle Island to Cividale del Friuli | 4,123.85 mi (6,636.70 km) |
| Middle Island to Civita Castellana | 4,210.34 mi (6,775.89 km) |
| Middle Island to Civitanova Marche | 4,232.91 mi (6,812.20 km) |
| Middle Island to Civitavecchia | 4,190.24 mi (6,743.55 km) |
| Middle Island to Civitella in Val di Chiana | 4,141.21 mi (6,664.63 km) |
| Middle Island to Clusone | 3,983.61 mi (6,410.99 km) |
| Middle Island to Coccaglio | 3,995.02 mi (6,429.36 km) |
| Middle Island to Codigoro | 4,110.59 mi (6,615.36 km) |
| Middle Island to Codogno | 3,996.18 mi (6,431.23 km) |
| Middle Island to Codroipo | 4,109.41 mi (6,613.45 km) |
| Middle Island to Cogoleto | 3,974.83 mi (6,396.87 km) |
| Middle Island to Colle di Val d'Elsa | 4,116.27 mi (6,624.50 km) |
| Middle Island to Colle Salvetti | 4,081.09 mi (6,567.87 km) |
| Middle Island to Collecchio | 4,031.55 mi (6,488.15 km) |
| Middle Island to Colleferro | 4,256.98 mi (6,850.95 km) |
