| Washington Court House to Cadiz | 4,067.50 mi (6,546.01 km) |
| Washington Court House to Calafell | 4,281.78 mi (6,890.86 km) |
| Washington Court House to Calahorra | 4,085.33 mi (6,574.71 km) |
| Washington Court House to Calasparra | 4,231.47 mi (6,809.90 km) |
| Washington Court House to Calatayud | 4,130.99 mi (6,648.18 km) |
| Washington Court House to Caldas de Montbuy | 4,294.02 mi (6,910.55 km) |
| Washington Court House to Caldas de Reyes | 3,769.75 mi (6,066.82 km) |
| Washington Court House to Calella | 4,316.85 mi (6,947.29 km) |
| Washington Court House to Callosa de Segura | 4,273.88 mi (6,878.15 km) |
| Washington Court House to Calpe | 4,299.23 mi (6,918.95 km) |
| Washington Court House to Calvia | 4,381.04 mi (7,050.60 km) |
| Washington Court House to Camas | 4,051.86 mi (6,520.84 km) |
| Washington Court House to Cambados | 3,765.12 mi (6,059.38 km) |
| Washington Court House to Cambre | 3,764.85 mi (6,058.95 km) |
| Washington Court House to Cambrils | 4,263.06 mi (6,860.73 km) |
