| Marshalltown to Cadiz | 4,441.62 mi (7,148.10 km) |
| Marshalltown to Calafell | 4,600.39 mi (7,403.61 km) |
| Marshalltown to Calahorra | 4,407.65 mi (7,093.43 km) |
| Marshalltown to Calasparra | 4,580.38 mi (7,371.41 km) |
| Marshalltown to Calatayud | 4,458.90 mi (7,175.91 km) |
| Marshalltown to Caldas de Montbuy | 4,607.71 mi (7,415.39 km) |
| Marshalltown to Caldas de Reyes | 4,109.66 mi (6,613.86 km) |
| Marshalltown to Calella | 4,629.00 mi (7,449.65 km) |
| Marshalltown to Callosa de Segura | 4,620.82 mi (7,436.49 km) |
| Marshalltown to Calpe | 4,639.79 mi (7,467.01 km) |
| Marshalltown to Calvia | 4,707.40 mi (7,575.82 km) |
| Marshalltown to Camas | 4,419.72 mi (7,112.85 km) |
| Marshalltown to Cambados | 4,106.25 mi (6,608.36 km) |
| Marshalltown to Cambre | 4,098.84 mi (6,596.45 km) |
| Marshalltown to Cambrils | 4,584.26 mi (7,377.65 km) |
