| The Dalles to Montalegre | 5,138.12 mi (8,269.01 km) |
| The Dalles to Montemor-o-Novo | 5,287.06 mi (8,508.70 km) |
| The Dalles to Montemor-o-Velho | 5,192.27 mi (8,356.15 km) |
| The Dalles to Montijo | 5,260.84 mi (8,466.51 km) |
| The Dalles to Mortagua | 5,194.38 mi (8,359.55 km) |
| The Dalles to Moura | 5,341.28 mi (8,595.96 km) |
| The Dalles to Murtosa | 5,164.94 mi (8,312.16 km) |
| The Dalles to Nazare | 5,207.76 mi (8,381.08 km) |
| The Dalles to Nelas | 5,203.48 mi (8,374.20 km) |
| The Dalles to Obidos | 5,216.91 mi (8,395.81 km) |
| The Dalles to Odemira | 5,327.26 mi (8,573.39 km) |
| The Dalles to Odivelas | 5,245.27 mi (8,441.45 km) |
| The Dalles to Oeiras | 5,245.83 mi (8,442.35 km) |
| The Dalles to Olhao | 5,384.92 mi (8,666.19 km) |
| The Dalles to Oliveira de Azemeis | 5,165.00 mi (8,312.27 km) |
