| San Gwann to Cartagena | 862.79 mi (1,388.52 km) |
| San Gwann to Cartama | 1,063.62 mi (1,711.73 km) |
| San Gwann to Cartaya | 1,200.91 mi (1,932.67 km) |
| San Gwann to Caspe | 864.45 mi (1,391.20 km) |
| San Gwann to Cassa de la Selva | 747.33 mi (1,202.71 km) |
| San Gwann to Castalla | 852.52 mi (1,372.00 km) |
| San Gwann to Castellbisbal | 774.83 mi (1,246.97 km) |
| San Gwann to Castelldefels | 769.29 mi (1,238.06 km) |
| San Gwann to Castello de Ampurias | 751.57 mi (1,209.54 km) |
| San Gwann to Castellon de la Plana | 838.09 mi (1,348.78 km) |
| San Gwann to Castilleja de la Cuesta | 1,140.31 mi (1,835.15 km) |
| San Gwann to Catarroja | 847.98 mi (1,364.69 km) |
| San Gwann to Catral | 856.15 mi (1,377.84 km) |
| San Gwann to Caudete | 870.51 mi (1,400.95 km) |
| San Gwann to Cehegin | 909.54 mi (1,463.76 km) |
