| Lake Monticello to Cadiz | 3,858.70 mi (6,209.97 km) |
| Lake Monticello to Calafell | 4,104.71 mi (6,605.90 km) |
| Lake Monticello to Calahorra | 3,907.36 mi (6,288.28 km) |
| Lake Monticello to Calasparra | 4,036.78 mi (6,496.58 km) |
| Lake Monticello to Calatayud | 3,949.38 mi (6,355.91 km) |
| Lake Monticello to Caldas de Montbuy | 4,119.77 mi (6,630.13 km) |
| Lake Monticello to Caldas de Reyes | 3,583.38 mi (5,766.90 km) |
| Lake Monticello to Calella | 4,143.36 mi (6,668.10 km) |
| Lake Monticello to Callosa de Segura | 4,080.12 mi (6,566.32 km) |
| Lake Monticello to Calpe | 4,109.10 mi (6,612.96 km) |
| Lake Monticello to Calvia | 4,198.78 mi (6,757.29 km) |
| Lake Monticello to Camas | 3,846.90 mi (6,190.98 km) |
| Lake Monticello to Cambados | 3,578.05 mi (5,758.32 km) |
| Lake Monticello to Cambre | 3,582.10 mi (5,764.84 km) |
| Lake Monticello to Cambrils | 4,084.58 mi (6,573.49 km) |
