| Sinop to Carmona | 2,168.66 mi (3,490.11 km) |
| Sinop to Cartagena | 1,927.31 mi (3,101.71 km) |
| Sinop to Cartama | 2,136.75 mi (3,438.77 km) |
| Sinop to Cartaya | 2,250.77 mi (3,622.26 km) |
| Sinop to Caspe | 1,805.00 mi (2,904.86 km) |
| Sinop to Cassa de la Selva | 1,648.46 mi (2,652.94 km) |
| Sinop to Castalla | 1,888.22 mi (3,038.79 km) |
| Sinop to Castellbisbal | 1,699.37 mi (2,734.87 km) |
| Sinop to Castelldefels | 1,702.63 mi (2,740.11 km) |
| Sinop to Castello de Ampurias | 1,633.58 mi (2,628.99 km) |
| Sinop to Castellon de la Plana | 1,827.05 mi (2,940.35 km) |
| Sinop to Castilleja de la Cuesta | 2,192.05 mi (3,527.76 km) |
| Sinop to Catarroja | 1,857.43 mi (2,989.24 km) |
| Sinop to Catral | 1,904.99 mi (3,065.79 km) |
| Sinop to Caudete | 1,902.06 mi (3,061.06 km) |
