| Thornbury to Montalegre | 720.25 mi (1,159.13 km) |
| Thornbury to Montemor-o-Novo | 936.68 mi (1,507.45 km) |
| Thornbury to Montemor-o-Velho | 843.52 mi (1,357.51 km) |
| Thornbury to Montijo | 944.70 mi (1,520.34 km) |
| Thornbury to Mortagua | 818.69 mi (1,317.55 km) |
| Thornbury to Moura | 961.27 mi (1,547.01 km) |
| Thornbury to Murtosa | 805.60 mi (1,296.48 km) |
| Thornbury to Nazare | 887.10 mi (1,427.64 km) |
| Thornbury to Nelas | 807.28 mi (1,299.19 km) |
| Thornbury to Obidos | 904.49 mi (1,455.63 km) |
| Thornbury to Odemira | 1,013.74 mi (1,631.46 km) |
| Thornbury to Odivelas | 942.14 mi (1,516.23 km) |
| Thornbury to Oeiras | 951.44 mi (1,531.20 km) |
| Thornbury to Olhao | 1,040.62 mi (1,674.71 km) |
| Thornbury to Oliveira de Azemeis | 795.94 mi (1,280.93 km) |
