| Gloucester City to Montalegre | 3,427.22 mi (5,515.58 km) |
| Gloucester City to Montemor-o-Novo | 3,491.43 mi (5,618.91 km) |
| Gloucester City to Montemor-o-Velho | 3,427.19 mi (5,515.53 km) |
| Gloucester City to Montijo | 3,456.77 mi (5,563.13 km) |
| Gloucester City to Mortagua | 3,442.02 mi (5,539.40 km) |
| Gloucester City to Moura | 3,543.94 mi (5,703.43 km) |
| Gloucester City to Murtosa | 3,414.73 mi (5,495.48 km) |
| Gloucester City to Nazare | 3,423.56 mi (5,509.68 km) |
| Gloucester City to Nelas | 3,458.41 mi (5,565.78 km) |
| Gloucester City to Obidos | 3,425.60 mi (5,512.96 km) |
| Gloucester City to Odemira | 3,501.03 mi (5,634.37 km) |
| Gloucester City to Odivelas | 3,439.99 mi (5,536.13 km) |
| Gloucester City to Oeiras | 3,436.16 mi (5,529.97 km) |
| Gloucester City to Olhao | 3,556.74 mi (5,724.02 km) |
| Gloucester City to Oliveira de Azemeis | 3,419.63 mi (5,503.36 km) |
