| Suffolk to Montalegre | 3,600.77 mi (5,794.88 km) |
| Suffolk to Montemor-o-Novo | 3,653.59 mi (5,879.88 km) |
| Suffolk to Montemor-o-Velho | 3,594.17 mi (5,784.26 km) |
| Suffolk to Montijo | 3,618.27 mi (5,823.05 km) |
| Suffolk to Mortagua | 3,610.40 mi (5,810.37 km) |
| Suffolk to Moura | 3,705.17 mi (5,962.90 km) |
| Suffolk to Murtosa | 3,583.74 mi (5,767.48 km) |
| Suffolk to Nazare | 3,588.14 mi (5,774.56 km) |
| Suffolk to Nelas | 3,627.46 mi (5,837.83 km) |
| Suffolk to Obidos | 3,589.23 mi (5,776.30 km) |
| Suffolk to Odemira | 3,658.92 mi (5,888.46 km) |
| Suffolk to Odivelas | 3,601.57 mi (5,796.17 km) |
| Suffolk to Oeiras | 3,597.20 mi (5,789.14 km) |
| Suffolk to Olhao | 3,713.61 mi (5,976.47 km) |
| Suffolk to Oliveira de Azemeis | 3,589.16 mi (5,776.20 km) |
