| Washougal to Montalegre | 5,178.95 mi (8,334.71 km) |
| Washougal to Montemor-o-Novo | 5,329.48 mi (8,576.97 km) |
| Washougal to Montemor-o-Velho | 5,234.20 mi (8,423.63 km) |
| Washougal to Montijo | 5,303.52 mi (8,535.18 km) |
| Washougal to Mortagua | 5,236.02 mi (8,426.56 km) |
| Washougal to Moura | 5,383.62 mi (8,664.11 km) |
| Washougal to Murtosa | 5,206.59 mi (8,379.20 km) |
| Washougal to Nazare | 5,250.09 mi (8,449.20 km) |
| Washougal to Nelas | 5,244.93 mi (8,440.90 km) |
| Washougal to Obidos | 5,259.39 mi (8,464.16 km) |
| Washougal to Odemira | 5,370.30 mi (8,642.66 km) |
| Washougal to Odivelas | 5,288.01 mi (8,510.22 km) |
| Washougal to Oeiras | 5,288.66 mi (8,511.28 km) |
| Washougal to Olhao | 5,427.89 mi (8,735.35 km) |
| Washougal to Oliveira de Azemeis | 5,206.55 mi (8,379.13 km) |
