| Washougal to Cascais | 5,284.22 mi (8,504.14 km) |
| Washougal to Castelo Branco | 5,293.59 mi (8,519.21 km) |
| Washougal to Castro Daire | 5,222.11 mi (8,404.17 km) |
| Washougal to Celorico de Basto | 5,194.70 mi (8,360.06 km) |
| Washougal to Chamusca | 5,283.61 mi (8,503.15 km) |
| Washougal to Chaves | 5,194.10 mi (8,359.09 km) |
| Washougal to Cinfaes | 5,204.84 mi (8,376.38 km) |
| Washougal to Coimbra | 5,240.76 mi (8,434.18 km) |
| Washougal to Condeixa-a-Nova | 5,243.19 mi (8,438.10 km) |
| Washougal to Corroios | 5,298.14 mi (8,526.53 km) |
| Washougal to Coruche | 5,302.52 mi (8,533.59 km) |
| Washougal to Costa de Caparica | 5,293.56 mi (8,519.16 km) |
| Washougal to Covilha | 5,269.18 mi (8,479.93 km) |
| Washougal to Eiras | 5,239.33 mi (8,431.88 km) |
| Washougal to Elvas | 5,355.60 mi (8,619.00 km) |
