| Menlo Park to Montalegre | 5,576.06 mi (8,973.81 km) |
| Menlo Park to Montemor-o-Novo | 5,709.05 mi (9,187.83 km) |
| Menlo Park to Montemor-o-Velho | 5,619.58 mi (9,043.85 km) |
| Menlo Park to Montijo | 5,680.44 mi (9,141.79 km) |
| Menlo Park to Mortagua | 5,624.52 mi (9,051.80 km) |
| Menlo Park to Moura | 5,763.75 mi (9,275.87 km) |
| Menlo Park to Murtosa | 5,595.04 mi (9,004.35 km) |
| Menlo Park to Nazare | 5,631.05 mi (9,062.30 km) |
| Menlo Park to Nelas | 5,635.36 mi (9,069.23 km) |
| Menlo Park to Obidos | 5,638.74 mi (9,074.67 km) |
| Menlo Park to Odemira | 5,742.67 mi (9,241.93 km) |
| Menlo Park to Odivelas | 5,664.34 mi (9,115.87 km) |
| Menlo Park to Oeiras | 5,663.87 mi (9,115.12 km) |
| Menlo Park to Olhao | 5,800.77 mi (9,335.44 km) |
| Menlo Park to Oliveira de Azemeis | 5,596.15 mi (9,006.14 km) |
