| Ustron to Calafell | 1,018.21 mi (1,638.66 km) |
| Ustron to Calahorra | 1,116.03 mi (1,796.07 km) |
| Ustron to Calasparra | 1,285.18 mi (2,068.30 km) |
| Ustron to Calatayud | 1,140.64 mi (1,835.68 km) |
| Ustron to Caldas de Montbuy | 975.23 mi (1,569.48 km) |
| Ustron to Caldas de Reyes | 1,393.12 mi (2,242.01 km) |
| Ustron to Calella | 956.57 mi (1,539.45 km) |
| Ustron to Callosa de Segura | 1,259.15 mi (2,026.40 km) |
| Ustron to Calpe | 1,198.38 mi (1,928.61 km) |
| Ustron to Calvia | 1,061.14 mi (1,707.74 km) |
| Ustron to Camas | 1,495.97 mi (2,407.53 km) |
| Ustron to Cambados | 1,403.81 mi (2,259.21 km) |
| Ustron to Cambre | 1,356.60 mi (2,183.24 km) |
| Ustron to Cambrils | 1,044.41 mi (1,680.81 km) |
| Ustron to Campo de Criptana | 1,286.25 mi (2,070.02 km) |
