| Shannon to Calafell | 933.34 mi (1,502.07 km) |
| Shannon to Calahorra | 787.46 mi (1,267.30 km) |
| Shannon to Calasparra | 1,057.96 mi (1,702.63 km) |
| Shannon to Calatayud | 854.86 mi (1,375.76 km) |
| Shannon to Caldas de Montbuy | 922.30 mi (1,484.30 km) |
| Shannon to Caldas de Reyes | 698.68 mi (1,124.41 km) |
| Shannon to Calella | 936.32 mi (1,506.86 km) |
| Shannon to Callosa de Segura | 1,078.44 mi (1,735.59 km) |
| Shannon to Calpe | 1,061.10 mi (1,707.68 km) |
| Shannon to Calvia | 1,056.29 mi (1,699.93 km) |
| Shannon to Camas | 1,066.73 mi (1,716.74 km) |
| Shannon to Cambados | 705.71 mi (1,135.72 km) |
| Shannon to Cambre | 652.06 mi (1,049.39 km) |
| Shannon to Cambrils | 929.27 mi (1,495.51 km) |
| Shannon to Campo de Criptana | 959.57 mi (1,544.27 km) |
