| Massy to Montemor-o-Novo | 869.87 mi (1,399.93 km) |
| Massy to Montemor-o-Velho | 799.71 mi (1,287.02 km) |
| Massy to Montijo | 888.71 mi (1,430.24 km) |
| Massy to Mortagua | 770.53 mi (1,240.05 km) |
| Massy to Moura | 878.23 mi (1,413.37 km) |
| Massy to Murtosa | 767.83 mi (1,235.71 km) |
| Massy to Nazare | 843.05 mi (1,356.75 km) |
| Massy to Nelas | 753.56 mi (1,212.74 km) |
| Massy to Obidos | 859.25 mi (1,382.84 km) |
| Massy to Odemira | 944.15 mi (1,519.47 km) |
| Massy to Odivelas | 891.44 mi (1,434.63 km) |
| Massy to Oeiras | 901.76 mi (1,451.24 km) |
| Massy to Olhao | 955.30 mi (1,537.40 km) |
| Massy to Oliveira de Azemeis | 756.85 mi (1,218.04 km) |
| Massy to Oliveira de Frades | 753.63 mi (1,212.85 km) |
