| Roudnice nad Labem to Cartagena | 1,161.15 mi (1,868.68 km) |
| Roudnice nad Labem to Cartama | 1,331.38 mi (2,142.65 km) |
| Roudnice nad Labem to Cartaya | 1,391.89 mi (2,240.03 km) |
| Roudnice nad Labem to Caspe | 933.54 mi (1,502.39 km) |
| Roudnice nad Labem to Cassa de la Selva | 801.27 mi (1,289.52 km) |
| Roudnice nad Labem to Castalla | 1,095.56 mi (1,763.14 km) |
| Roudnice nad Labem to Castellbisbal | 852.41 mi (1,371.82 km) |
| Roudnice nad Labem to Castelldefels | 863.14 mi (1,389.08 km) |
| Roudnice nad Labem to Castello de Ampurias | 775.00 mi (1,247.25 km) |
| Roudnice nad Labem to Castellon de la Plana | 999.07 mi (1,607.84 km) |
| Roudnice nad Labem to Castilleja de la Cuesta | 1,346.31 mi (2,166.68 km) |
| Roudnice nad Labem to Catarroja | 1,042.71 mi (1,678.08 km) |
| Roudnice nad Labem to Catral | 1,124.16 mi (1,809.16 km) |
| Roudnice nad Labem to Caudete | 1,100.02 mi (1,770.31 km) |
| Roudnice nad Labem to Cehegin | 1,160.31 mi (1,867.33 km) |
