| Blackpool to Montalegre | 856.72 mi (1,378.76 km) |
| Blackpool to Montemor-o-Novo | 1,075.73 mi (1,731.22 km) |
| Blackpool to Montemor-o-Velho | 978.84 mi (1,575.28 km) |
| Blackpool to Montijo | 1,081.24 mi (1,740.09 km) |
| Blackpool to Mortagua | 955.45 mi (1,537.66 km) |
| Blackpool to Moura | 1,103.31 mi (1,775.61 km) |
| Blackpool to Murtosa | 940.20 mi (1,513.11 km) |
| Blackpool to Nazare | 1,021.72 mi (1,644.30 km) |
| Blackpool to Nelas | 945.48 mi (1,521.60 km) |
| Blackpool to Obidos | 1,039.11 mi (1,672.29 km) |
| Blackpool to Odemira | 1,152.46 mi (1,854.71 km) |
| Blackpool to Odivelas | 1,077.50 mi (1,734.06 km) |
| Blackpool to Oeiras | 1,086.42 mi (1,748.43 km) |
| Blackpool to Olhao | 1,182.31 mi (1,902.75 km) |
| Blackpool to Oliveira de Azemeis | 931.05 mi (1,498.38 km) |
