| Ciechanow to Cartagena | 1,478.36 mi (2,379.20 km) |
| Ciechanow to Cartama | 1,651.63 mi (2,658.04 km) |
| Ciechanow to Cartaya | 1,712.65 mi (2,756.25 km) |
| Ciechanow to Caspe | 1,254.04 mi (2,018.19 km) |
| Ciechanow to Cassa de la Selva | 1,119.40 mi (1,801.50 km) |
| Ciechanow to Castalla | 1,413.79 mi (2,275.27 km) |
| Ciechanow to Castellbisbal | 1,171.22 mi (1,884.89 km) |
| Ciechanow to Castelldefels | 1,181.62 mi (1,901.64 km) |
| Ciechanow to Castello de Ampurias | 1,093.51 mi (1,759.84 km) |
| Ciechanow to Castellon de la Plana | 1,318.33 mi (2,121.65 km) |
| Ciechanow to Castilleja de la Cuesta | 1,667.19 mi (2,683.08 km) |
| Ciechanow to Catarroja | 1,361.68 mi (2,191.41 km) |
| Ciechanow to Catral | 1,441.94 mi (2,320.58 km) |
| Ciechanow to Caudete | 1,418.81 mi (2,283.36 km) |
| Ciechanow to Cehegin | 1,479.33 mi (2,380.75 km) |
