| Silopi to Cividale del Friuli | 1,607.20 mi (2,586.54 km) |
| Silopi to Civita Castellana | 1,625.00 mi (2,615.18 km) |
| Silopi to Civitanova Marche | 1,562.89 mi (2,515.22 km) |
| Silopi to Civitavecchia | 1,655.77 mi (2,664.71 km) |
| Silopi to Civitella in Val di Chiana | 1,664.51 mi (2,678.77 km) |
| Silopi to Clusone | 1,769.27 mi (2,847.37 km) |
| Silopi to Coccaglio | 1,764.95 mi (2,840.41 km) |
| Silopi to Codigoro | 1,655.07 mi (2,663.58 km) |
| Silopi to Codogno | 1,774.78 mi (2,856.24 km) |
| Silopi to Codroipo | 1,626.64 mi (2,617.83 km) |
| Silopi to Cogoleto | 1,821.78 mi (2,931.87 km) |
| Silopi to Colle di Val d'Elsa | 1,693.64 mi (2,725.65 km) |
| Silopi to Colle Salvetti | 1,727.05 mi (2,779.41 km) |
| Silopi to Collecchio | 1,746.88 mi (2,811.34 km) |
| Silopi to Colleferro | 1,592.61 mi (2,563.06 km) |
