| Smethwick to Montalegre | 785.71 mi (1,264.48 km) |
| Smethwick to Montemor-o-Novo | 1,002.13 mi (1,612.77 km) |
| Smethwick to Montemor-o-Velho | 908.96 mi (1,462.83 km) |
| Smethwick to Montijo | 1,010.16 mi (1,625.70 km) |
| Smethwick to Mortagua | 884.16 mi (1,422.91 km) |
| Smethwick to Moura | 1,026.54 mi (1,652.06 km) |
| Smethwick to Murtosa | 871.01 mi (1,401.75 km) |
| Smethwick to Nazare | 952.52 mi (1,532.93 km) |
| Smethwick to Nelas | 872.75 mi (1,404.56 km) |
| Smethwick to Obidos | 969.91 mi (1,560.92 km) |
| Smethwick to Odemira | 1,079.20 mi (1,736.80 km) |
| Smethwick to Odivelas | 1,007.59 mi (1,621.56 km) |
| Smethwick to Oeiras | 1,016.88 mi (1,636.51 km) |
| Smethwick to Olhao | 1,105.91 mi (1,779.79 km) |
| Smethwick to Oliveira de Azemeis | 861.36 mi (1,386.23 km) |
