| Porto de Mos to Montalegre | 162.61 mi (261.70 km) |
| Porto de Mos to Montemor-o-Novo | 73.22 mi (117.83 km) |
| Porto de Mos to Montemor-o-Velho | 39.68 mi (63.86 km) |
| Porto de Mos to Montijo | 63.61 mi (102.37 km) |
| Porto de Mos to Mortagua | 65.25 mi (105.00 km) |
| Porto de Mos to Moura | 125.32 mi (201.68 km) |
| Porto de Mos to Murtosa | 78.79 mi (126.80 km) |
| Porto de Mos to Nazare | 13.27 mi (21.35 km) |
| Porto de Mos to Nelas | 81.33 mi (130.89 km) |
| Porto de Mos to Obidos | 24.75 mi (39.83 km) |
| Porto de Mos to Odemira | 139.81 mi (225.01 km) |
| Porto de Mos to Odivelas | 59.32 mi (95.47 km) |
| Porto de Mos to Oeiras | 68.86 mi (110.82 km) |
| Porto de Mos to Olhao | 185.67 mi (298.80 km) |
| Porto de Mos to Oliveira de Azemeis | 87.45 mi (140.73 km) |
