| Unterwellenborn to Calafell | 806.06 mi (1,297.22 km) |
| Unterwellenborn to Calahorra | 858.15 mi (1,381.07 km) |
| Unterwellenborn to Calasparra | 1,072.50 mi (1,726.03 km) |
| Unterwellenborn to Calatayud | 896.04 mi (1,442.03 km) |
| Unterwellenborn to Caldas de Montbuy | 764.23 mi (1,229.91 km) |
| Unterwellenborn to Caldas de Reyes | 1,098.20 mi (1,767.39 km) |
| Unterwellenborn to Calella | 751.76 mi (1,209.84 km) |
| Unterwellenborn to Callosa de Segura | 1,055.41 mi (1,698.52 km) |
| Unterwellenborn to Calpe | 998.90 mi (1,607.58 km) |
| Unterwellenborn to Calvia | 880.19 mi (1,416.53 km) |
| Unterwellenborn to Camas | 1,255.74 mi (2,020.92 km) |
| Unterwellenborn to Cambados | 1,109.06 mi (1,784.85 km) |
| Unterwellenborn to Cambre | 1,057.82 mi (1,702.40 km) |
| Unterwellenborn to Cambrils | 828.31 mi (1,333.03 km) |
| Unterwellenborn to Campo de Criptana | 1,050.06 mi (1,689.91 km) |
