| Alum Rock to Cadiz | 5,876.92 mi (9,457.99 km) |
| Alum Rock to Calafell | 5,938.34 mi (9,556.83 km) |
| Alum Rock to Calahorra | 5,758.74 mi (9,267.80 km) |
| Alum Rock to Calasparra | 5,971.66 mi (9,610.46 km) |
| Alum Rock to Calatayud | 5,818.00 mi (9,363.16 km) |
| Alum Rock to Caldas de Montbuy | 5,936.52 mi (9,553.90 km) |
| Alum Rock to Caldas de Reyes | 5,499.74 mi (8,850.97 km) |
| Alum Rock to Calella | 5,954.24 mi (9,582.42 km) |
| Alum Rock to Callosa de Segura | 6,007.65 mi (9,668.37 km) |
| Alum Rock to Calpe | 6,015.14 mi (9,680.43 km) |
| Alum Rock to Calvia | 6,055.67 mi (9,745.66 km) |
| Alum Rock to Camas | 5,845.80 mi (9,407.91 km) |
| Alum Rock to Cambados | 5,498.37 mi (8,848.78 km) |
| Alum Rock to Cambre | 5,479.71 mi (8,818.73 km) |
| Alum Rock to Cambrils | 5,927.40 mi (9,539.22 km) |
