| Old Jamestown to Montalegre | 4,172.83 mi (6,715.52 km) |
| Old Jamestown to Montemor-o-Novo | 4,256.11 mi (6,849.55 km) |
| Old Jamestown to Montemor-o-Velho | 4,184.57 mi (6,734.41 km) |
| Old Jamestown to Montijo | 4,222.64 mi (6,795.68 km) |
| Old Jamestown to Mortagua | 4,196.95 mi (6,754.34 km) |
| Old Jamestown to Moura | 4,309.73 mi (6,935.85 km) |
| Old Jamestown to Murtosa | 4,168.73 mi (6,708.93 km) |
| Old Jamestown to Nazare | 4,184.88 mi (6,734.91 km) |
| Old Jamestown to Nelas | 4,212.05 mi (6,778.65 km) |
| Old Jamestown to Obidos | 4,188.41 mi (6,740.60 km) |
| Old Jamestown to Odemira | 4,271.88 mi (6,874.93 km) |
| Old Jamestown to Odivelas | 4,205.86 mi (6,768.68 km) |
| Old Jamestown to Oeiras | 4,202.85 mi (6,763.84 km) |
| Old Jamestown to Olhao | 4,328.70 mi (6,966.38 km) |
| Old Jamestown to Oliveira de Azemeis | 4,172.67 mi (6,715.26 km) |
