| Tadley to Montalegre | 729.46 mi (1,173.96 km) |
| Tadley to Montemor-o-Novo | 942.14 mi (1,516.23 km) |
| Tadley to Montemor-o-Velho | 852.98 mi (1,372.74 km) |
| Tadley to Montijo | 952.52 mi (1,532.94 km) |
| Tadley to Mortagua | 826.96 mi (1,330.87 km) |
| Tadley to Moura | 963.44 mi (1,550.51 km) |
| Tadley to Murtosa | 815.92 mi (1,313.09 km) |
| Tadley to Nazare | 896.94 mi (1,443.48 km) |
| Tadley to Nelas | 814.25 mi (1,310.41 km) |
| Tadley to Obidos | 914.24 mi (1,471.32 km) |
| Tadley to Odemira | 1,019.21 mi (1,640.25 km) |
| Tadley to Odivelas | 951.06 mi (1,530.59 km) |
| Tadley to Oeiras | 960.66 mi (1,546.03 km) |
| Tadley to Olhao | 1,042.88 mi (1,678.35 km) |
| Tadley to Oliveira de Azemeis | 805.87 mi (1,296.91 km) |
