| Sines to Cividale del Friuli | 1,269.40 mi (2,042.90 km) |
| Sines to Civita Castellana | 1,159.87 mi (1,866.62 km) |
| Sines to Civitanova Marche | 1,236.77 mi (1,990.38 km) |
| Sines to Civitavecchia | 1,127.08 mi (1,813.87 km) |
| Sines to Civitella in Val di Chiana | 1,138.86 mi (1,832.81 km) |
| Sines to Clusone | 1,107.63 mi (1,782.56 km) |
| Sines to Coccaglio | 1,100.46 mi (1,771.03 km) |
| Sines to Codigoro | 1,182.37 mi (1,902.84 km) |
| Sines to Codogno | 1,077.93 mi (1,734.76 km) |
| Sines to Codroipo | 1,245.73 mi (2,004.80 km) |
| Sines to Cogoleto | 1,010.63 mi (1,626.44 km) |
| Sines to Colle di Val d'Elsa | 1,110.03 mi (1,786.43 km) |
| Sines to Colle Salvetti | 1,081.68 mi (1,740.79 km) |
| Sines to Collecchio | 1,091.82 mi (1,757.11 km) |
| Sines to Colleferro | 1,186.29 mi (1,909.15 km) |
