| South River to Cividale del Friuli | 4,202.10 mi (6,762.62 km) |
| South River to Civita Castellana | 4,289.91 mi (6,903.95 km) |
| South River to Civitanova Marche | 4,312.04 mi (6,939.55 km) |
| South River to Civitavecchia | 4,269.93 mi (6,871.80 km) |
| South River to Civitella in Val di Chiana | 4,220.55 mi (6,792.32 km) |
| South River to Clusone | 4,062.39 mi (6,537.79 km) |
| South River to Coccaglio | 4,073.91 mi (6,556.33 km) |
| South River to Codigoro | 4,189.46 mi (6,742.28 km) |
| South River to Codogno | 4,075.24 mi (6,558.46 km) |
| South River to Codroipo | 4,187.76 mi (6,739.55 km) |
| South River to Cogoleto | 4,054.25 mi (6,524.68 km) |
| South River to Colle di Val d'Elsa | 4,195.69 mi (6,752.31 km) |
| South River to Colle Salvetti | 4,160.52 mi (6,695.71 km) |
| South River to Collecchio | 4,110.67 mi (6,615.49 km) |
| South River to Colleferro | 4,336.63 mi (6,979.13 km) |
