| Waltham Cross to Cadiz | 1,090.98 mi (1,755.76 km) |
| Waltham Cross to Calafell | 728.44 mi (1,172.31 km) |
| Waltham Cross to Calahorra | 654.82 mi (1,053.83 km) |
| Waltham Cross to Calasparra | 933.18 mi (1,501.80 km) |
| Waltham Cross to Calatayud | 718.14 mi (1,155.74 km) |
| Waltham Cross to Caldas de Montbuy | 702.32 mi (1,130.27 km) |
| Waltham Cross to Caldas de Reyes | 745.45 mi (1,199.69 km) |
| Waltham Cross to Calella | 707.24 mi (1,138.19 km) |
| Waltham Cross to Callosa de Segura | 938.05 mi (1,509.64 km) |
| Waltham Cross to Calpe | 901.05 mi (1,450.11 km) |
| Waltham Cross to Calvia | 846.24 mi (1,361.89 km) |
| Waltham Cross to Camas | 1,029.33 mi (1,656.54 km) |
| Waltham Cross to Cambados | 755.70 mi (1,216.19 km) |
| Waltham Cross to Cambre | 697.07 mi (1,121.82 km) |
| Waltham Cross to Cambrils | 735.51 mi (1,183.70 km) |
