| Wheat Ridge to Cadiz | 5,068.86 mi (8,157.54 km) |
| Wheat Ridge to Calafell | 5,195.64 mi (8,361.58 km) |
| Wheat Ridge to Calahorra | 5,006.54 mi (8,057.24 km) |
| Wheat Ridge to Calasparra | 5,193.77 mi (8,358.56 km) |
| Wheat Ridge to Calatayud | 5,060.82 mi (8,144.61 km) |
| Wheat Ridge to Caldas de Montbuy | 5,199.80 mi (8,368.27 km) |
| Wheat Ridge to Caldas de Reyes | 4,720.73 mi (7,597.29 km) |
| Wheat Ridge to Calella | 5,219.95 mi (8,400.69 km) |
| Wheat Ridge to Callosa de Segura | 5,232.88 mi (8,421.50 km) |
| Wheat Ridge to Calpe | 5,248.07 mi (8,445.95 km) |
| Wheat Ridge to Calvia | 5,306.75 mi (8,540.39 km) |
| Wheat Ridge to Camas | 5,043.95 mi (8,117.45 km) |
| Wheat Ridge to Cambados | 4,718.01 mi (7,592.91 km) |
| Wheat Ridge to Cambre | 4,706.67 mi (7,574.66 km) |
| Wheat Ridge to Cambrils | 5,181.24 mi (8,338.40 km) |
