| Middle Island to Cadiz | 3,518.02 mi (5,661.70 km) |
| Middle Island to Calafell | 3,754.29 mi (6,041.94 km) |
| Middle Island to Calahorra | 3,557.03 mi (5,724.48 km) |
| Middle Island to Calasparra | 3,690.72 mi (5,939.64 km) |
| Middle Island to Calatayud | 3,599.79 mi (5,793.30 km) |
| Middle Island to Caldas de Montbuy | 3,768.87 mi (6,065.41 km) |
| Middle Island to Caldas de Reyes | 3,234.73 mi (5,205.79 km) |
| Middle Island to Calella | 3,792.35 mi (6,103.19 km) |
| Middle Island to Callosa de Segura | 3,733.78 mi (6,008.94 km) |
| Middle Island to Calpe | 3,761.69 mi (6,053.86 km) |
| Middle Island to Calvia | 3,849.43 mi (6,195.06 km) |
| Middle Island to Camas | 3,504.53 mi (5,640.00 km) |
| Middle Island to Cambados | 3,229.57 mi (5,197.49 km) |
| Middle Island to Cambre | 3,232.60 mi (5,202.37 km) |
| Middle Island to Cambrils | 3,734.41 mi (6,009.95 km) |
