| Diekirch to Calafell | 638.40 mi (1,027.40 km) |
| Diekirch to Calahorra | 651.09 mi (1,047.83 km) |
| Diekirch to Calasparra | 892.55 mi (1,436.42 km) |
| Diekirch to Calatayud | 697.83 mi (1,123.04 km) |
| Diekirch to Caldas de Montbuy | 600.40 mi (966.25 km) |
| Diekirch to Caldas de Reyes | 864.66 mi (1,391.53 km) |
| Diekirch to Calella | 594.28 mi (956.40 km) |
| Diekirch to Callosa de Segura | 882.73 mi (1,420.62 km) |
| Diekirch to Calpe | 831.65 mi (1,338.40 km) |
| Diekirch to Calvia | 733.82 mi (1,180.97 km) |
| Diekirch to Camas | 1,052.29 mi (1,693.49 km) |
| Diekirch to Cambados | 875.53 mi (1,409.03 km) |
| Diekirch to Cambre | 822.80 mi (1,324.17 km) |
| Diekirch to Cambrils | 656.01 mi (1,055.74 km) |
| Diekirch to Campo de Criptana | 853.53 mi (1,373.63 km) |
