| Modesto to Cividale del Friuli | 5,998.24 mi (9,653.24 km) |
| Modesto to Civita Castellana | 6,185.14 mi (9,954.01 km) |
| Modesto to Civitanova Marche | 6,166.26 mi (9,923.64 km) |
| Modesto to Civitavecchia | 6,178.14 mi (9,942.75 km) |
| Modesto to Civitella in Val di Chiana | 6,101.67 mi (9,819.69 km) |
| Modesto to Clusone | 5,912.88 mi (9,515.86 km) |
| Modesto to Coccaglio | 5,931.39 mi (9,545.65 km) |
| Modesto to Codigoro | 6,033.47 mi (9,709.94 km) |
| Modesto to Codogno | 5,945.70 mi (9,568.69 km) |
| Modesto to Codroipo | 5,993.67 mi (9,645.89 km) |
| Modesto to Cogoleto | 5,956.55 mi (9,586.13 km) |
| Modesto to Colle di Val d'Elsa | 6,085.48 mi (9,793.64 km) |
| Modesto to Colle Salvetti | 6,055.09 mi (9,744.72 km) |
| Modesto to Collecchio | 5,983.38 mi (9,629.31 km) |
| Modesto to Colleferro | 6,234.85 mi (10,034.02 km) |
