| Roman to Calafell | 1,313.15 mi (2,113.31 km) |
| Roman to Calahorra | 1,447.98 mi (2,330.31 km) |
| Roman to Calasparra | 1,564.62 mi (2,518.02 km) |
| Roman to Calatayud | 1,458.81 mi (2,347.73 km) |
| Roman to Caldas de Montbuy | 1,272.29 mi (2,047.55 km) |
| Roman to Caldas de Reyes | 1,754.69 mi (2,823.89 km) |
| Roman to Calella | 1,249.55 mi (2,010.95 km) |
| Roman to Callosa de Segura | 1,530.84 mi (2,463.65 km) |
| Roman to Calpe | 1,469.27 mi (2,364.57 km) |
| Roman to Calvia | 1,323.43 mi (2,129.85 km) |
| Roman to Camas | 1,795.69 mi (2,889.88 km) |
| Roman to Cambados | 1,764.99 mi (2,840.48 km) |
| Roman to Cambre | 1,723.12 mi (2,773.09 km) |
| Roman to Cambrils | 1,341.17 mi (2,158.41 km) |
| Roman to Campo de Criptana | 1,589.56 mi (2,558.15 km) |
