| South River to Cadiz | 3,598.89 mi (5,791.86 km) |
| South River to Calafell | 3,834.98 mi (6,171.80 km) |
| South River to Calahorra | 3,637.73 mi (5,854.37 km) |
| South River to Calasparra | 3,771.74 mi (6,070.03 km) |
| South River to Calatayud | 3,680.61 mi (5,923.36 km) |
| South River to Caldas de Montbuy | 3,849.46 mi (6,195.11 km) |
| South River to Caldas de Reyes | 3,315.64 mi (5,336.01 km) |
| South River to Calella | 3,872.91 mi (6,232.84 km) |
| South River to Callosa de Segura | 3,814.80 mi (6,139.32 km) |
| South River to Calpe | 3,842.67 mi (6,184.19 km) |
| South River to Calvia | 3,930.27 mi (6,325.16 km) |
| South River to Camas | 3,585.49 mi (5,770.28 km) |
| South River to Cambados | 3,310.50 mi (5,327.73 km) |
| South River to Cambre | 3,313.44 mi (5,332.46 km) |
| South River to Cambrils | 3,815.14 mi (6,139.88 km) |
