| Portales to Cadiz | 5,207.00 mi (8,379.86 km) |
| Portales to Calafell | 5,382.14 mi (8,661.72 km) |
| Portales to Calahorra | 5,188.60 mi (8,350.24 km) |
| Portales to Calasparra | 5,355.26 mi (8,618.46 km) |
| Portales to Calatayud | 5,238.85 mi (8,431.12 km) |
| Portales to Caldas de Montbuy | 5,390.18 mi (8,674.66 km) |
| Portales to Caldas de Reyes | 4,886.42 mi (7,863.94 km) |
| Portales to Calella | 5,411.69 mi (8,709.27 km) |
| Portales to Callosa de Segura | 5,396.33 mi (8,684.56 km) |
| Portales to Calpe | 5,417.07 mi (8,717.92 km) |
| Portales to Calvia | 5,487.91 mi (8,831.94 km) |
| Portales to Camas | 5,187.72 mi (8,348.84 km) |
| Portales to Cambados | 4,882.69 mi (7,857.93 km) |
| Portales to Cambre | 4,877.05 mi (7,848.85 km) |
| Portales to Cambrils | 5,365.57 mi (8,635.05 km) |
