| McDonough to Cadiz | 4,285.28 mi (6,896.50 km) |
| McDonough to Calafell | 4,546.70 mi (7,317.21 km) |
| McDonough to Calahorra | 4,349.25 mi (6,999.45 km) |
| McDonough to Calasparra | 4,471.33 mi (7,195.91 km) |
| McDonough to Calatayud | 4,389.89 mi (7,064.85 km) |
| McDonough to Caldas de Montbuy | 4,562.69 mi (7,342.95 km) |
| McDonough to Caldas de Reyes | 4,022.51 mi (6,473.61 km) |
| McDonough to Calella | 4,586.50 mi (7,381.26 km) |
| McDonough to Callosa de Segura | 4,515.06 mi (7,266.29 km) |
| McDonough to Calpe | 4,545.76 mi (7,315.70 km) |
| McDonough to Calvia | 4,638.73 mi (7,465.32 km) |
| McDonough to Camas | 4,275.98 mi (6,881.53 km) |
| McDonough to Cambados | 4,016.90 mi (6,464.57 km) |
| McDonough to Cambre | 4,022.68 mi (6,473.88 km) |
| McDonough to Cambrils | 4,526.09 mi (7,284.04 km) |
